Question

Solve the following Quadratic Equations.
x2 = 49

Answer 1

x^2-49 = 0

Answer 2

Take square root for both sides, what do you get?

Answer 3

@broderick365 try it

Answer 4

x = -7
x = 7

Answer 5

(X-7) (X+7)

Answer 6

@broderick365 Actually, you don't have to factor the expression in this case.
As I've mentioned, take square root for both sides:
\[\sqrt{x^2} =\pm\sqrt{ 49}\]
Simplify it and get your answer!

Answer 7

7

Answer 8

?????????

Answer 9

That's one of the answers.
Note that there is an \(\pm\) for the right.

Answer 10

+PLUS OR MINUS 7

Answer 11

Yes. That means x=-7 or x=7 can be the answer to the question. Got it?