Math, asked by jagdishk30101995, 11 months ago

a=(P-(Q-R)-((P-Q)-(P-R))

Answers

Answered by Dhruv1854

0

Answer:

Step-by-step explanation

A= (P-(Q-R)-((P-Q)-(P-R))

A=(P-Q+R-(P-Q-P+R))

A=(P-Q+R-P+Q+P-R)

A=P

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