Question

What are the zeros of the quadratic function?

f(x)=2x^2−128

Enter your answers in the boxes.

and

Answer 1

6 and -6
p/s : follow me and I will help you more about maths

Answer 2

`x={\pm}8`

Explanation:

The given quadratic function is:

`f(x)=2x^2-128`

In order to find the zeros of the quadratic function, we put
`f(x)=0`.

thus, we have

`f(x)=0`

⇒
`2x^2-128=0`

⇒
`2x^2=128`

⇒
`x^2=64`

⇒
`x={\pm}8`

Therefore, the values of x are 8 and -8.