Question

Subtract. simplify by removing a factor of 1 when possible.
(10pd)/(p^2-d^2)-(p-d)/(p+d)

Is (12dp-p^2-d^2)/(p-d)(p+d) the right answer?

Answer 1

(10pd-(p2-2pd+d2)/(p2-d2) =(12pd-p2-d2)/(p2 -d2)
- so yes this is the right answer