1950 AHSME Problems/Problem 41

Problem

The least value of the function $ax^2\plus{}bx\plus{}c$ (Error compiling LaTeX. Unknown error_msg) with $a>0$ is:

$\textbf{(A)}\ -\dfrac{b}{a} \qquad \textbf{(B)}\ -\dfrac{b}{2a} \qquad \textbf{(C)}\ b^2-4ac \qquad \textbf{(D)}\ \dfrac{4ac-b^2}{4a}\qquad \textbf{(E)}\ \text{None of these}$

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1950 AHSC (Problems • Answer Key • Resources)
Preceded by Problem 40	Followed by Problem 42
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1950 AHSME Problems/Problem 41

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