# How do you solve #3x^4+12x^2-15=0#?

##### 1 Answer

Oct 1, 2015

#### Answer:

Assuming we are restricted to Real (non-Complex) solutions:

#### Explanation:

Given

Dividing both sides by

Temporarily substituting

Factoring the left side

With potential solutions

If

then

which is impossible for Real values of

If

then