p(x)=xsq-9,q(x)=6xsq+7x-2 simplyfi
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Answer:
answer is 73
Step-by-step explanation:
p(x)=x²-9=0
=x²=9
=x=3
therefore,
q(3)=6×(3)²+7×2-2
=6×9+21-2
=54+19
=73
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