2x^2-8x+a=2(x^2-4x)+a= 2(x^2-4x+4-4)+a=2(x-2)^2-8+a=2(x-2)^2+a-8
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
2x^2-8x+a=2(x^2-4x)+a= 2(x^2-4x+4-4)+a=2(x-2)^2-8+a=2(x-2)^2+a-8