Question

if p - Q =1 and PQ is equals to 6 then the value of p square- Q square is​

Answer 1

Answer:

given: pq=6,p+q=5

psquare + qsquare= p+q the whole square

p+q the whole square= psquare + q square + 2pq

as we know pq=6 and p+q=5

5square = psquare + qsquare + 2*6

psquare+qsquare=25-12=13