Answer:
7p^11
Step-by-step explanation:
add 5 and 2 to get 7
add 4 and 7 to get 11
10 p^11
5p^4 x 2p^7
Multiply the coefficients
5*2 = 10
Add the exponents since the bases are the same
p^4 x p^7 = p^( 4+7) = p^11
Put back together
