Question

If m=2 then the value of 3m2 - 2m -7

Answer 1

Answer:

$3 {m}^{2} - 2m - 7 \\ \\ where \: m = 2 \\ \\ 3 {(2})^{2} - 2(2) - 7 \\ \\ 3 \times 4 - 4 - 7 \\ \\ 12 - 4 - 7 \\ \\ 8 - 7 \\ \\ 1$

Answer 2

Answer:

1

Step-by-step explanation:

3*2*2-2*2-7

12-4-7

=1