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If P(1,2)Q(4,6),R(5,7), and S(a , b) are...

If `P(1,2)Q(4,6),R(5,7),` and `S(a , b)` are the vertices of a parallelogram `P Q R S ,` then `a=2,b=4` (b) `a=3,b=4` `a=2,b=3` (d) `a=1orb=-1`

A

a=2, b=4

B

a=3, b=4

C

a=2,b=3

D

a=3, b=5

Text Solution

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The correct Answer is:
C
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