Answer:
b) 15h^2 - 10h
c) 12p^4 + 15mp
d) 12h^3 + 8gh^2
e) h^4 + 7h
Step-by-step explanation:
b) 5h(3h-2)
5h(3h) + 5(-2)
15h^2 - 10h
c) 3p (4p^3 - 5m)
3p(4p^3) + 3p(5m)
12p^4 + 15mp
d) 4h^2 (3h +2g)
4h^2(3h) + 4h^2(2g)
12h^3 + 8gh^2
e) h(h^3 +7)
h(h^3) + h(7)
h^4 + 7h
Hope this helps!