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OpenStudy (anonymous):
Use synthetic substitution to evaluate the polynomial for the given value x = -3. P(x) = 2x2 + 7x - 1 P(-3) = _____ Enter a number only.
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OpenStudy (anonymous):
is the answer -4?
OpenStudy (anonymous):
2(-3)^2 + 7(-3) -1 = 2(9) - 21 -1 = 18 - 22 = -4 ( check )
OpenStudy (raden):
yes, that's right
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