alleryEvaluate the quadratic expression 2x^2 + 5x - 4 when x = 3:
A25
B27
C31
D29
Answer & Solution
Correct answer: D. 29
2*(3)^2 + 5*(3) - 4 = 2*9 + 15 - 4 = 18 + 15 - 4 = 29.
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