The equation -x^2+4x-4=0 has no solutions a. true b. false

asked Jul 2, 2022 206k views

3 votes

The equation -x^2+4x-4=0 has no solutions
a. true
b. false

3.9k points

Please log in or register to add a comment.

5 votes

Answer:

true

Explanation:

Let us calculate the determinant of this quadratic equation:

Δ = b^2 - 4ac = 16-4*(-1)*(-4) = 0

The equation has one solution

x = -b/2a = 2

Punjabi answered Jul 8, 2022

5.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.6m questions

6.0m answers