Use the quadratic formula to find the solutions.

Substitute the values , , and into the quadratic formula and solve for .

Simplify the numerator.

Apply the product rule to .

Raise to the power of .

Multiply by .

Multiply by .

Multiply by .

Multiply by .

Simplify the numerator.

Apply the product rule to .

Raise to the power of .

Multiply by .

Multiply by .

Multiply by .

Multiply by .

Change the to .

Simplify the numerator.

Apply the product rule to .

Raise to the power of .

Multiply by .

Multiply by .

Multiply by .

Multiply by .

Change the to .

The final answer is the combination of both solutions.

Write as a Function of k 2x^2-kx+12=0