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OpenStudy (anonymous):
evaluate the polynomial for x=-2 -3x to the 2nd power +9x to the 2nd power -9x-2
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jhonyy9 (jhonyy9):
\[-3x ^{2} +9x ^{2}-9x-2\]
jhonyy9 (jhonyy9):
do you realy have tought it the same or -3x wann to be on exponent 3 ?
jhonyy9 (jhonyy9):
so for exponent 3 and for x=-2 this is equal -3(-8) +9(4) -9(-2)-2=24+36+18-2=76
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