Question

1 If m=1, find the value of
-2m² + 5m+ 6​

Answer 1

${ - 2m}^{2} + 5m \: + 6$

$- 2 ({1}^{2} ) \: + 5(1) \: + 6$

-2 + 5 + 6

= 9 ( Ans. )