1.

If \({{\rm{x}}^2}{\rm{}}-{\rm{\;px}} + {\rm{\;}}4{\rm{}} > {\rm{}}0\) for all real values of x, then which one of the following is correct?

A. |p| < 4
B. |p| ≤ 4
C. |p| > 4
D. |p| ≥ 4
Answer» B. |p| ≤ 4


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