Question

the value of 5n^2 + 5n-2 when n = -2 is 8 true or false??​

Answer 1

Answer:

true please mark as brainliest me

Answer 2

Answer:

True

Step-by-step explanation:

Given

${5n}^{2} + 5n - 2$

n= -2

So, substituting value of n in above equation

$5 \times { (- 2)}^{2} + 5 \times ( - 2) - 2$

= (5×4)-10-2

= 20-10-2

= 10-2

= 8

So, given expression is True