Question

Find the value of the expression 3m2 + 2p2 − 15 when m = 3 and p = 10.

Answer 1

plug m=3 and p=10 into the expression:-

3(3)^2 + 2(10)^2 - 15

= 27 + 200 - 15

= 227 - 15

= 212

Answer 2

3x(3x3)+2x(10x10)-15
27+102-15
129-15=114