Question

Which method is the best method for solving the equation 8x² – 13x + 3 = 0?

square roots

factoring

graphing

quadratic formula

Answer 1

E. Completing the Square.
(add 8 to both sides and factor)

Answer 2

erg, divide both sides by 8 and factor... no matter, they probably want you to say
Quadratic Formula.

Answer 3

quadratic formula

Answer 4

i dont think it is factorable, two number that add to be 13 but multiply to be 3 :?

Answer 5

graphing calc

Answer 6

factors like this -1/32 (13+sqrt(73)-16 x) (-13+sqrt(73)+16 x)

Answer 7

8x^2-13x+3
x^2-13x/8+3/8=0
x^2-13x/8=3/8
x^2-13x/8+169/256=73/256
(x-13/16)^2=73/256
...