Question

What is the value of the expression 4m²n+2mn³-8 if m is = to 2 and n is = to 3. a.-172 b.-76 c.-44 d.172​

Answer 1

Answer:

48

Step-by-step explanation:

Given that:

m= 2 and n=3

solution:

substituting the values of m and n in equation 4m²n+2mn³-8

we get,

4 x 2^2 x 3 + 2 x 2 x 3^3 - 8

= 4x 4x 3+2x 2x 27- 8

48+ 108- 8

= 48