Solving Non Quadratic Polynomials - Algebra 2
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Factor by grouping.

Factor by grouping.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.

Factor out the GCF from each group:

At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:

And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.
Factor out the GCF from each group:
At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:
And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
Compare your answer with the correct one above
Factor completely:

Factor completely:
This can be most easily solved by setting
and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:




The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
This can be most easily solved by setting and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:
The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
Compare your answer with the correct one above
If
,
, and
, what is
?
If ,
, and
, what is
?
To find
, we must start inwards and work our way outwards, i.e. starting with
:

We can now use this value to find
as follows:

Our final answer is therefore 
To find , we must start inwards and work our way outwards, i.e. starting with
:
We can now use this value to find as follows:
Our final answer is therefore
Compare your answer with the correct one above
Factor
.
Factor .
First, we can factor a
from both terms:

Now we can make a clever substitution. If we make
the function now looks like:

This makes it much easier to see how we can factor (difference of squares):

The last thing we need to do is substitute
back in for
, but we first need to solve for
by taking the square root of each side of our substitution:


Substituting back in gives us a result of:


First, we can factor a from both terms:
Now we can make a clever substitution. If we make the function now looks like:
This makes it much easier to see how we can factor (difference of squares):
The last thing we need to do is substitute back in for
, but we first need to solve for
by taking the square root of each side of our substitution:
Substituting back in gives us a result of:
Compare your answer with the correct one above
Factor:

Factor:
Using the difference of cubes formula:

Find x and y:

Plug into the formula:

Which Gives:

And cannot be factored more so the above is your final answer.
Using the difference of cubes formula:
Find x and y:
Plug into the formula:
Which Gives:
And cannot be factored more so the above is your final answer.
Compare your answer with the correct one above
Simplify: 
Simplify:
Use the difference of squares to factor out the numerator.

The term
is prime, but
can still be factored by another difference of squares.

Replace the fraction.

Simplify the top and bottom.
The answer is: 
Use the difference of squares to factor out the numerator.
The term is prime, but
can still be factored by another difference of squares.
Replace the fraction.
Simplify the top and bottom.
The answer is:
Compare your answer with the correct one above
Factor by grouping.

Factor by grouping.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.

Factor out the GCF from each group:

At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:

And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.
Factor out the GCF from each group:
At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:
And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
Compare your answer with the correct one above
Factor completely:

Factor completely:
This can be most easily solved by setting
and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:




The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
This can be most easily solved by setting and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:
The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
Compare your answer with the correct one above
If
,
, and
, what is
?
If ,
, and
, what is
?
To find
, we must start inwards and work our way outwards, i.e. starting with
:

We can now use this value to find
as follows:

Our final answer is therefore 
To find , we must start inwards and work our way outwards, i.e. starting with
:
We can now use this value to find as follows:
Our final answer is therefore
Compare your answer with the correct one above
Factor
.
Factor .
First, we can factor a
from both terms:

Now we can make a clever substitution. If we make
the function now looks like:

This makes it much easier to see how we can factor (difference of squares):

The last thing we need to do is substitute
back in for
, but we first need to solve for
by taking the square root of each side of our substitution:


Substituting back in gives us a result of:


First, we can factor a from both terms:
Now we can make a clever substitution. If we make the function now looks like:
This makes it much easier to see how we can factor (difference of squares):
The last thing we need to do is substitute back in for
, but we first need to solve for
by taking the square root of each side of our substitution:
Substituting back in gives us a result of:
Compare your answer with the correct one above
Factor:

Factor:
Using the difference of cubes formula:

Find x and y:

Plug into the formula:

Which Gives:

And cannot be factored more so the above is your final answer.
Using the difference of cubes formula:
Find x and y:
Plug into the formula:
Which Gives:
And cannot be factored more so the above is your final answer.
Compare your answer with the correct one above
Simplify: 
Simplify:
Use the difference of squares to factor out the numerator.

The term
is prime, but
can still be factored by another difference of squares.

Replace the fraction.

Simplify the top and bottom.
The answer is: 
Use the difference of squares to factor out the numerator.
The term is prime, but
can still be factored by another difference of squares.
Replace the fraction.
Simplify the top and bottom.
The answer is:
Compare your answer with the correct one above
Factor by grouping.

Factor by grouping.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.

Factor out the GCF from each group:

At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:

And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.
Factor out the GCF from each group:
At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:
And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
Compare your answer with the correct one above
Factor completely:

Factor completely:
This can be most easily solved by setting
and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:




The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
This can be most easily solved by setting and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:
The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
Compare your answer with the correct one above
If
,
, and
, what is
?
If ,
, and
, what is
?
To find
, we must start inwards and work our way outwards, i.e. starting with
:

We can now use this value to find
as follows:

Our final answer is therefore 
To find , we must start inwards and work our way outwards, i.e. starting with
:
We can now use this value to find as follows:
Our final answer is therefore
Compare your answer with the correct one above
Factor
.
Factor .
First, we can factor a
from both terms:

Now we can make a clever substitution. If we make
the function now looks like:

This makes it much easier to see how we can factor (difference of squares):

The last thing we need to do is substitute
back in for
, but we first need to solve for
by taking the square root of each side of our substitution:


Substituting back in gives us a result of:


First, we can factor a from both terms:
Now we can make a clever substitution. If we make the function now looks like:
This makes it much easier to see how we can factor (difference of squares):
The last thing we need to do is substitute back in for
, but we first need to solve for
by taking the square root of each side of our substitution:
Substituting back in gives us a result of:
Compare your answer with the correct one above
Factor:

Factor:
Using the difference of cubes formula:

Find x and y:

Plug into the formula:

Which Gives:

And cannot be factored more so the above is your final answer.
Using the difference of cubes formula:
Find x and y:
Plug into the formula:
Which Gives:
And cannot be factored more so the above is your final answer.
Compare your answer with the correct one above
Simplify: 
Simplify:
Use the difference of squares to factor out the numerator.

The term
is prime, but
can still be factored by another difference of squares.

Replace the fraction.

Simplify the top and bottom.
The answer is: 
Use the difference of squares to factor out the numerator.
The term is prime, but
can still be factored by another difference of squares.
Replace the fraction.
Simplify the top and bottom.
The answer is:
Compare your answer with the correct one above
Factor by grouping.

Factor by grouping.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.

Factor out the GCF from each group:

At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:

And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
The first step is to determine if all of the terms have a greatest common factor (GCF). Since a GCF does not exist, we can move onto the next step.
Create smaller groups within the expression. This is typically done by grouping the first two terms and the last two terms.
Factor out the GCF from each group:
At this point, you can see that the terms inside the parentheses are identical, which means you are on the right track!
Since there is a GCF of (5x+1), we can rewrite the expression like this:
And that is your answer! You can always check your factoring by FOILing your answer and checking it against the original expression.
Compare your answer with the correct one above
Factor completely:

Factor completely:
This can be most easily solved by setting
and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:




The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
This can be most easily solved by setting and, subsequently,
. This changes the degree-4 polynomial in
to one that is quadratic in
, which can be solved as follows:
The quadratic factors do not fit any factoring pattern and are prime, so this is as far as the polynomial can be factored.
Compare your answer with the correct one above