Algebra II : Complex Imaginary Numbers

Study concepts, example questions & explanations for Algebra II

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Example Questions

Example Question #11 : Imaginary Numbers

Simplify:

Possible Answers:

Correct answer:

Explanation:

To subtract complex numbers, subtract the real terms, then subtract the imaginary terms.

Example Question #12 : Imaginary Numbers

Simplify:

Possible Answers:

Correct answer:

Explanation:

To subtract complex numbers, subtract the real terms, then subtract the imaginary terms.

Example Question #1 : Irrational Numbers

Simplify:

Possible Answers:

Correct answer:

Explanation:

Start by using FOIL. Which means to multiply the first terms together then the outer terms followed by the inner terms and lastly, the last terms.

Remember that , so .

Substitute in  for 

Example Question #1 : Imaginary Numbers & Complex Functions

Simplify:

Possible Answers:

Correct answer:

Explanation:

Start by using FOIL. Which means to multiply the first terms together then the outer terms followed by the inner terms and lastly, the last terms.

Remember that , so .

Substitute in  for 

Example Question #62 : Algebra

Simplify:

Possible Answers:

Correct answer:

Explanation:

Start by using FOIL. Which means to multiply the first terms together then the outer terms followed by the inner terms and lastly, the last terms.

Remember that , so .

Substitute in  for 

Example Question #11 : Sat Subject Test In Math I

Simplify:

Possible Answers:

Correct answer:

Explanation:

Start by using FOIL. Which means to multiply the first terms together then the outer terms followed by the inner terms and lastly, the last terms.

Remember that , so .

Substitute in  for .

Example Question #1 : Complex Conjugates

Simplify:

Possible Answers:

Correct answer:

Explanation:

To get rid of the fraction, multiply the numerator and denominator by the conjugate of the denominator.

Now, multiply and simplify.

Remember that 

Example Question #101 : Algebra

Simplify:

Possible Answers:

Correct answer:

Explanation:

To get rid of the fraction, multiply the numerator and denominator by the conjugate of the denominator.

Now, multiply and simplify.

Remember that 

Example Question #11 : Number Theory

Write in standard form:  

Possible Answers:

None of the other answers

Correct answer:

Explanation:

Multiply by the conjugate:

Example Question #11 : Imaginary Numbers

Write in standard form:  

Possible Answers:

None of these.

Correct answer:

Explanation:

Multiply by the conjugate:

Combine:

Simplify:

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