Question

need to find the solution(s) to this equation!

Answer 1

\[3x ^{-2}-31x ^{-1}+56=0\]

Answer 2

a = 1/x

Answer 3

a = 31/6 +- sqrt(31^2 -(4)(56)(3))/6

Answer 4

31/6 +- 17/6

a = 48/6 = 8

a = 14/6 = 7/3

Answer 5

8 = 1/x; x = 1/8

7/3 = 1/x; x = 3/7

Answer 6

thank you for writing that all out for me. Helpful! So my question is, are the final 2 answers 1/8 and 3/7?

Answer 7

yes :) i cant see any mistakes in my figureings...so yes :)

Answer 8

You rock. THANKS!

Answer 9

was i right :)

Answer 10

YES! You get a medal!

Answer 11

yay!! :)