8x^2+16=48 solving quadratic equation

Question

Mathematics

Danna Eaton

16 February, 20:45

8x^2+16=48 solving quadratic equation

+4

Answers (2)

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Jazmine Blair · Answer 1

8x^2+16=48

8x^2+16-16=48-16

8x^2=32

8/8x^2=32/8

x^2=4

square root of x^2=square root of 4

x=2

The value of x is 2

Note: Use the square root symbol where I wrote it in sentence; that is, if you are going to copy this.

Lorelai Obrien · Answer 2

Take 16 to RHS and then divide by 8 and the result wil 4 ... now take square root. finally you will have 2 (positive ... negative)