Question

Which equation has no real solutions?

a. -2x^2=-168
b. 4x^2+76=32
c. 25x^2=1
d. 43-x^2=12

Answer 1

`B. 4x^2+76=32`

Explanation:

`In ~ option~ B`

`4x^2+76=32\\`

`4x^2=-76+32`

`4x^2=-44`

`x^2=-44/4=-11`

`x^2=-11`

A square of any real number can't be a negative integer.

So, Option B is your answer

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hope it helps..

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