Question

3 M2 = 2 M2-9, find the va
$3m {?}^{2} = 2m {?}^{2} - 9 find the valuesof a b c$
lues of a,b,c.​

Answer 1

Step-by-step explanation:

Correct option is

A

1

In the given algebraic expression 9m

2

−10n

3

, we substitute m=3 and n=2 as shown below:

9m

2

−10n

3

=9(3)

2

−10(2)

3

=(9×9)−(10×8)

=81−80

=1

Hence, 9m

2

−10n

3

=1