Difference between revisions of "1977 AHSME Problems/Problem 21"
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For how many values of the coefficient a do the equations <cmath> | For how many values of the coefficient a do the equations <cmath> | ||
− | + | <math>\textbf{(A)}\ 0 \qquad | |
\textbf{(B)}\ 1 \qquad | \textbf{(B)}\ 1 \qquad | ||
\textbf{(C)}\ 2 \qquad | \textbf{(C)}\ 2 \qquad | ||
\textbf{(D)}\ 3 \qquad | \textbf{(D)}\ 3 \qquad | ||
− | \textbf{(E)}\ \infty | + | \textbf{(E)}\ \infty</math> |
Revision as of 22:39, 1 January 2024
Problem 21
For how many values of the coefficient a do the equations have a common real solution?