Question

value of experssion 5n^2+5n-2 for n=-2

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

Question:

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

Answer:

Value of this expression is n = -2

So, we will put the value of n = -2 in our expression.

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

$5 \times 4 + ( - 10) - 2$

$20 - 10 - 2$

$8$