Question

Simplify: (7m^4)(2m^3)

Answer 1

what do you think?

Answer 2

here's a hint @Danny17
when you multiply two variables with exponents
the exponents add


example:
x(x^2)=x^3

because x=x^1
and 1+2=3.

Can you apply this to your question?

Answer 3

(7*2)m^7