Question

P=-2, Find its value
-2p³+3p²+13p-2​

Answer 1

Answer:

-2(-2)³+3(-2)²+13(-2)-2

-2×-8+3×4-26-2

16+12-28

28-28

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Step-by-step explanation:

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Answer 2

$\large\sf\underline{✰\:Given:-}$

• $\sf\:p=(-2)$

$\large\sf\underline{✰\:To\:find:-}$

• numerical value of -2p³+3p²+13p-2

$\large\sf\underline{✰\:Solution:-}$

$\sf\:-2p³+3p²+13p-2$

$\sf⟹\:-2 \times (-2)³+3 \times (-2)²+13 \times (-2)-2$

$\sf⟹\:-2 \times (-8)+3 \times 4+(-26)-2$

$\sf⟹\:16+12-26-2$

$\sf⟹\:28-26-2$

$\sf⟹\:2-2$

$\tt\pink{⟹\:0}$

• Thnku ❣