Indicate the equation of the given line in standard form. Write the answer in the equation box below. The line containing the median of the trapezoid whose vertices are R(-1, 5), S(1, 8), T7,-2), and U12, 0).

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!

answer: it's d

step-by-step explanation:

you have orange juice on wednesday. (idk why this is the answer)

step-by-step explanation: