Question

x^2+2x-15=0.
Find x?

Answer 1

rational root theorem ? ;)

Answer 2

Could factorise ( ) ( ) = 0

Answer 3

but what is the answer?

Answer 4

hit and trial might help if you dont wanna learn! o.O

Answer 5

I want to solve by factorization method

Answer 6

(x ) (x ) = 0
Does this give you an idea?

Answer 7

oh yes
(x+5) (x-3)=0. Is it right?

Answer 8

Excellent , now either one of the brackets must be made to equal zero. What x values would do this ?

Answer 9

i got it. x=3,-5

Answer 10

Star !