Question

If a cube - b cube = 133 and a-b =7 then find ab and asquare + bsquare

Answer 1

Answer:

given that a cube- b cube=133;a-b=7

we have a cube - b cube=(a-b)(asquare+ab+bsquare)

:133=7(asquare+ab+bsquare)

asquare+ab+bsquare=133/7

asquare+ab+bsquare=19

HOPE THIS MAY HELPS YOU