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find the value of polynomials p(x)=8x^2+3x-7 at x=3 and x=-2
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if x=3
8[3^{2}] +3[3]-7
8[9] + 9 -7
72+9-7
72+2
74
...........................................
if x=-2
8[ -2^{2}]+ 3[-2] - 7
8[4]+[-6] -7
32-6-7
32-13
19
..........................................
8[3^{2}] +3[3]-7
8[9] + 9 -7
72+9-7
72+2
74
...........................................
if x=-2
8[ -2^{2}]+ 3[-2] - 7
8[4]+[-6] -7
32-6-7
32-13
19
..........................................
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