Question

multiply 7mn(6m²n-4mn+9n) verify m=2 n=3​

Answer 1

Answer:

3,150

Step-by-step explanation:

m = 2

n = 3

7mn(6m²n-4mn+9n)

7*2*3(6*2*2*3-4*2*3+9*3)

42( 72-24+27 )

42( 75)

= 3,150