PolynomialAndEquation PUMaC Basic
2006


Problem - 3607
Given that $x^2+5x+6=20$, find the value of $3x^2 + 15x+17$.

$$3x^2+15x+17=3(x^2+5x+6)-1=3\times 20 - 1=\boxed{59}$$

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