Question

answer it............

Answer 1

Hiii mate ...........

here is ur answer...........

MO^2 = MN^2 + NO^2     (Pythagorus theorem)

WE have to calculate.........

MO^2 - NO^2

(MN^2 + NO^2 ) -NO^2

= MN^2

= MP^2 - NP^2  ............... (PYTHAGORUS THEOREM)

......................So, option (4) is correct.....................