Question

A] Solve the following quadratic equation. Give your answer correct to three significant figures. ( x − 1)2 − 3x + 4 = 0

Answer 1

Answer:

Solutions of Quadratic Equations ... Solve the following equation and give your answer correct to 3 significant figures ... ⇒x=−0.643,1 2.434.

Top answer

5x2 - 3x - 4 = 0 x = 3±√(9 + 80)10 x = 3 - √(89)10, 3 + √(89)10 x = - 0.643,12.434 More