Question

Solve.

x2 + x – 6 = 0

A.
{2, 3}

B.
{2, –3}

C.
{3, –2}

D.
{6, –1}

Answer 1

@Michele_Laino

Answer 2

Do we need to use the quadratic formula again or can we factor?

Answer 3

um, it doesnt say!

Answer 4

ok lets just factor

Answer 5

what multiplies to -6 but adds up to -1?

Answer 6

facotor out -6 if it helps :)

Answer 7

oh okay

Answer 8

(x-3)=0
(x+2)=)

Answer 9

x-3=0
x+2=0
solve to get the answers :)

Answer 10

3 and -2

Answer 11

yep

Answer 12

Oh Jee use quadratic equation formula...
x2 + x – 6 = 0 => ax^2 + bx + c =o

\[\frac{-b \pm \sqrt{b ^{2}-4ac} }{ 2a}\]

Answer 13

so c?

Answer 14

x = -3, x = 2

Answer 15

yes

Answer 16

okay! i will post another question!

Answer 17

:)