Math, asked by aadhu211954, 4 months ago

Find the value of the expression n²+5n²+5n-2,when n = -2

Answers

Answered by pihu4976

0

Answer:

hope it helps you!!!!!!

Step-by-step explanation:

n²+5n²+5n-2

=6n²+5n-2

=6(-2)²+5(-2)-2

=6×4-10-2

=24-12

=12

Answered by tejitakatam

1

Answer:

Step-by-step explanation:

5(-2)-2=-10-2=-12

5(-2)^2+5(-2)-2=5(4)-10-2=20-12=8

(-2)^3+5(-2)^2+5(-2)-2=-8+5(4)-10-2=-8+20-12=-12-12=-24

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