Question

Which of the following equations has only one solution?

x^2 - 8x + 16 = 0
x(x - 1) = 8
x^2 = 16

Answer 1

the frist one cuz delta =0

Answer 2

@james1107

Answer 3

What is your answer? Can you show me the steps you did to solve each problem?

Answer 4

and its only

Answer 5

@dinamix Direct answers are not allowed on OpenStudy.

Answer 6

thanks cuzzzz

Answer 7

\[x^2−8x+16=0\]
Step 1: Factor left side of equation.
\[(x−4)(x−4)=0\]
Step 2: Set factors equal to 0.
\[x−4=0 ~ or ~ x−4=0\]
\[x=4\]