### All ACT Math Resources

## Example Questions

### Example Question #1 : How To Add Matrices

Simplify:

**Possible Answers:**

**Correct answer:**

Explanation:

Matrix addition is very easy! All that you need to do is add each correlative member to each other. Think of it like this:

Now, just simplify:

There is your answer!

### Example Question #12 : Matrices

Simplify:

**Possible Answers:**

**Correct answer:**

Explanation:

Matrix addition is really easy—don't overthink it! All you need to do is combine the two matrices in a one-to-one manner for each index:

Then, just simplify all of those simple additions and subtractions:

### Example Question #1 : How To Add Matrices

What is the value of

?

**Possible Answers:**

You cannot add these two matrices because their indices do not line up.

**Correct answer:**

Explanation:

To add matrices you simply add the numbers in the same position as each other.

Plugging the given values into the above formula, we are able to solve the question.

Jonathan

Certified Tutor

Certified Tutor

Worcester Polytechnic Institute, Current Undergrad Student, Actuarial Science.

Martin

Certified Tutor

Certified Tutor

University of Connecticut, Bachelors, Mathematics Education. Wesleyan University, Masters, Mathematics.

### All ACT Math Resources

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