Multiply the following polynomials.

Question

–2r(8r + 5)
A. –16r2 + 5
B. –16r2 + 10
C. –16r2 – 10r
D. –16r2 – 10

Answer 1

Using the distributive property, we have:

-2r(8r + 5) = (-2r)(8r) + (-2r)(5)
= -16r^2 - 10r

Therefore, the answer is option C: -16r^2 - 10r.