Mathegoras

Algebra › Expressions and identities › Comparing coefficients

Coefficients of a re-written quadratic

High school · ●○○○○ 10 pts

The expression 2(x−3)2−122(x-3)^{2}-12 can be re-written as ax2+bx+cax^{2}+bx+c for some numbers a,b,ca, b, c. What is the value of 10a−b−4c10a-b-4c?

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polynomial expansionquadratic functions