50 Things to Know for the EOC!

When you add these matrices, what number will be in row 2, column 1?

• 12

• 1

• 4

• 7

Matrix A (not pictured) is a 3 x 3 matrix. What is the result of multiplying Matrix A by the matrix pictured here?

• Matrix A

• The identity matrix

• A matrix with nine zeros

• Cannot be determined

• increasing and negative

• increasing and positive

• decreasing and negative

• decreasing and positive

• It shifts down

• It shifts up

• It shifts left

• It shifts right