p(x)=3X²+2x-7find p(0),p(1)andp(-1)
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p(x) = 3x² + 2x - 7
p(0) = 3(0)² + 2(0) - 7
= 0 + 0 - 7
= -7
p(1) = 3(1)² + 2(1) - 7
= 3 + 2 - 7
= 5 - 7
= -2
p(-1) = 3(-1)² + 2(-1) - 7
= 3 - 2 - 7
= 3 - 9
= -6
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