Algebra Question!

Question

Simplify: (- 4i + 13)(- i - 1)

(A) 17i–9

(B) -9i–17

(C) -17+9i

(D) 9+17i

(E) None of the above

For this I got (E) None of the above. Is this correct?

Answer 1

Hello Jesset!

This can be written as

4i² + 4i -13i - 13

-4 -9i - 13

= -9i - 17

Letter B

Answer 2

Watch the video for a detailed solution!