What are the solutions to the equation x² = 256?

Select each correct answer.

Question

Mathematics

Sadie Harding

6 January, 00:42

What are the solutions to the equation x² = 256?

Select each correct answer.

+1

Answers (2)

Know the Answer?

Nathanael Lara · Answer 1

Step-by-step explanation:

To solve x^2 = 256, you can either graph it or solve it.

Graphing: Appears as a parabola that has roots at - 16 and 16 on the x-axis

Solving: x^2 = 256

square root un-does 2nd power--> (square root of x^2) = (square root of 256)

x = + / - 16

Iris Haley · Answer 2

16

Step-by-step explanation:

16^2 = 256

16 x 16 = 256

x=16

What are the solutions to the equation x² = 256?Select each correct answer.

What are the solutions to the equation x² = 256?

Select each correct answer.