Math, asked by Ahujariya7975, 1 year ago

In triangle pqr , pd perpendicular qr such that d lies on qr such that d lies on qr . If pq = a , pr = b , qd = c and dr = d , then prove that (a +



b. (a -



b.= ( c +



d. ( c - d). For 0

Answers

Answered by Arjun1687
0

Answer:

3454346

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