Chapter 11 - Section 11.2 - Solving Quadratic Equations by Completing the Square - Vocabulary and Readiness Check: 5

$a=1$ and $b=0$

Work Step by Step

$x^2+9=0$ if $c=9$, then $a=1$ and $b=0$ because the standard form of the quadratic equation is: $ax^2+bx+c=0$ when $a\ne 0$

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