4. Consider the equation x2 + 1 = 7 - X.

A. Verify that this has the solution set {-3,2).​

5y

step-by-step explanation:

hello from mrbilldoesmath!

answer:

25x^2 + 90x + 84

discussion:

mn(x) = m(n(x)) = m( 5x + 9) =

(5x + 9)^2 + 3 =>

25x^2 + 90x + 9^2 + 3 =

25x^2 + 90x + 84                 (as 9^2 = 9*9 = 81)

which is the second choice

regards,  

mrb

p.s.   i'll be on vacation from friday, dec 22 to jan 2, 2019. have a great new year!

if you're trying to figure out how much each ounce cost it would be 0.20

cents each ounce

step-by-step explanation:

for volume, add base x height x width