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If the straight lines 2x+ 3y -3=0 and x+...

If the straight lines `2x+ 3y -3=0 and x+ky +7 =0` are perpendicular, then the value of k is

A

`2/3`

B

`3/2`

C

`-2/3`

D

`-3/2`

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The correct Answer is:
C
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