Question

if p(+)=2-7+ 5t³ then pl-1) is 1


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Answer 1

Step-by-step explanation:

Give

p(t)=2+1+2t²-t³

putting t =0

p(0)=2+0+2(0)²-(0)

=2+0+0-0

=2

putting t=1

p(1)=2+1+2(1)²-(1)³

=2+1+2-1

=4

putting t=2

p(2) =2+2+2(2)²-(2)³

=2+2+2(4)-8

=2+2+8-8

=4