QUESTION IMAGE
Question
which constant term would mean that the expression is completely factored? $x^2 - 3x + $
Step1: Recall factoring quadratic rules
A quadratic $x^2+bx+c$ factors to $(x+m)(x+n)$ where $m+n=b$ and $m \times n=c$. For it to be completely factored (with integer coefficients, the standard for this type of problem), we need two integers that add to $-3$ (the coefficient of $x$).
Step2: Find valid integer pairs
Possible integer pairs that sum to $-3$:
- $m=-1, n=-2$: $(-1)+(-2)=-3$
- Calculate their product: $(-1) \times (-2)=2$
This gives a constant term where the quadratic factors to $(x-1)(x-2)$, which is completely factored.
(Note: Other non-integer constants could work, but integer constants are the standard expectation here.)
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