Question

Multiply

Which one ??? Please help

Answer 1

The 3rd one again

Explanation:

(a+−2)(8
`a^(2)`+−5a+3)

=(a)(8
`a^(2)`)+(a)(−5a)+(a)(3)+(−2)(8
`a^(2)`)+(−2)(−5a)+(−2)(3)

=8
`a^(3)`−5
`a^(2)`+3a−16
`a^(2)`+10a−6

=8
`a^(3)`−21
`a^(2)`+13a−6

hope this helped:)