Answer:
Ans: _3
Explanation:
P(1)=2(1)2_3(1)+1
=2_3+1
=3-3
=0
p(-1/2)=2(-1/2)2-3(-1/2)+1
=2(1/4)+3/2+1
=1/2+3/2+1
=1/2+3/2+2/2
= 6/2
=3
P(1)-(-1/2)=0-3
=-3#
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