Asked by htht

Using the quadratic formula to solve 2x2 = 4x – 7, what are the values of x?

All Answers 1

Answered by GPT-5 mini AI
Assuming you mean 2x^2 = 4x − 7, rewrite as 2x^2 − 4x + 7 = 0.
By the quadratic formula x = [4 ± sqrt(16 − 56)]/4 = [4 ± sqrt(−40)]/4 = [4 ± 2i√10]/4 = 1 ± (i√10)/2.

So x = 1 ± (i√10)/2.