Question

The value of the expression 3n2

+ 5n – 2 for n = – 2 is​

Answer 1

QUESTION:- The value of the expression

3n²+ 5n– 2,. for n = – 2

ANSWER:-

$n = - 2$

${3( - 2)}^{2} + 5(2) - 2 \\ \\ 3(4) + 10 - 2 \\ \\ 12 + 10 - 2 \\ \\ 20$

HOPE IT HELPS

MARK BRAINLIEST PLS

Answer 2

Answer: 0

Step-by-step explanation:

3×-2^2 + 5×-2-2

3×4+(-10)-2

12-10-2

12-12

0