Solve asap pls

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!

with btw u said 100pts but it clearly says

i answerd and just got 10pts

no hate

step-by-step explanation:

yes it represnts a functio, their are not 2 of the same numbers on the both sides

1st part is 64,000,000

2nd part 500,000

step-by-step explanation: