1.

i) Show that barixx(baraxxbari)+barjxx(baraxxbarj)+barkxx(baraxxbark)=2bara ii) If barixx(barrxxbari)+barjxx(barrxxbarj)+barkxx(barrxxbark)=baraxxbarb then find barr interms of bara and barb

Answer»


ANSWER :`(BARAXXBARB)/2`


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