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OpenStudy (anonymous):
evaluate the polynomial for x=-2 -4x to the 3rd power + 6x to the 2nd power -7x-1
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jhonyy9 (jhonyy9):
\[-4x ^{3}+6x ^{2}-7x-1=-4(-2)^{3}+6(-2)^{2}-7(-2)-1=\]
jhonyy9 (jhonyy9):
=-4(-8)+6(4)+14-1=32+24+14-1=69
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