Question

What number would you have to add to both sides to complete the square?

x2 – 14x = 7

A.
49

B.
–196

C.
196

D.
–49

Answer 1

@ganeshie8

Answer 2

take half of x coefficient
square it

Answer 3

49

Answer 4

\(x^2 – \color{red}{14}x = 7 \)

Answer 5

yes, 14/2 = 7
7^2 = 49

Answer 6

so you need to add 49 both sides to complete the square