Need fast
a quadratic equation is shown below:
2x2 − 10x − 8 = 0
part a: describe the solution(s) to the equation by just determining the radicand. show your work. (5 points)
part b: solve 4x2 − 12x + 5 = 0 by using an appropriate method. show the steps of your work, and explain why you chose the method used. (5 points)

step-by-step explanation:

your mom

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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!