I think it’s 8 ( I’m not sure )
Is the a because dont say molly
F(2)=3(2)^5 - 7(2)^3 - 11(2)^2 + 2
f(2)=(3×32)-(7×8)-(11×4) + 2
f(2)= 96 - 56 - 44 + 2
f (2)= -2
Remainder: -2
....so no its not a factor.
$12.50 x 40 hours = $500
$20 x 10 hours = $200
Total for 50 hours = $700