Question

Solve the equation by using factoring: x2 -14x + 49 =0


A. 14
B. 7
C. 2
D. no solution

Answer 1

Can't you try?

Answer 2

roots are 7 and 7..

nature of roots: real, rational and equal

it's C.

Answer 3

you mean B: 7

Answer 4

i did, i suck at math.

Answer 5

There's relation between 14 and 49 :)

Answer 6

lol,. yeah, it's B. .

Answer 7

Yep, you need to see what two numbers add up to -14 and multiply to 49 :)

Answer 8

7 was right, thanks (:

Answer 9

Will you know how to do them next time?

x + y = -14

x * y = 49

-7 + -7 = -14 and -7 * -7 = 49

x - 7 = 0

x = 7

Answer 10

yeah i think i got it (:

Answer 11

Awesome