whats up with people putting links to answers on here? what are you tryna do? gimme a virus? 5858585 x 4949 =?

Hey man! I understand why it might be a little frustrating with those bots. Recently there has been an upsurge with them. The moderators are dealing with it. Also the answer to the question is 28994137165

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!

using pemdas, (order of operations) you'll see the answer is 24.