If p 2 find the value of 4p 7

Asked by admin @ 11/08/2021 in Math viewed by 373 People

If p=-2 find the value of -3p2+4p+7

Answered by admin @ 11/08/2021

Answer :

$\implies \large -13$

Solution :

Given :

-3p²+4p+7

To Find :

Value of equation if p= -2

Let's solve,

$\sf -3p^2+4p+7 \\ \\ \implies \sf -3(-2)^2 + 4(-2) + 7 \\ \\ \implies \sf -3(4) -8 + 7 \\ \\ \implies -12 - 8 + 7 \\ \\ \implies \sf -20 + 7 \\ \\ \implies \sf -13$

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