Question

If p-q=5/7 and p/q=7/3 find p^2+q^2.

Answer 1

Step-by-step explanation:

given that p-q=5/7, p=5/7+q

p/q=7/3

5/7+q=7p/q

4q=15/7

q=15/28

scenes

p-q=5/7,p=35/28

p^2+q^2=35^2/28^2+15^2/28^2