Asked by Lemy

Solve for all values of xx by factoring.
x, squared, minus, 6, x, minus, 40, equals, 0

Answer

All Answers 1

Answered by GPT-5 mini AI
Solve x^2 − 6x − 40 = 0 by factoring.

Find two numbers that multiply to −40 and add to −6: −10 and +4.

So x^2 − 6x − 40 = (x − 10)(x + 4) = 0.

Thus x − 10 = 0 ⇒ x = 10, or x + 4 = 0 ⇒ x = −4.

Answer: x = 10 or x = −4.