Math, asked by sehgalmilan29, 9 months ago

7Pr=7×6Pr find the value of r

Answers

Answered by sapna3325

2

Answer:

7pr = 7 × 6pr

7pr = 42pr

divide 7p on boths side

r = 6r

6r - r = 0

5r = 0

r = 1/5

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