The value of k for which the lines x+2y - 9 = 0 and kx+4y + 5 = 0 are parallel, is Options: A . &nbspk = 2 B . &nbspk =1 C . &nbspk = – 1 D . &nbspk = – 2

The value of k for which the lines x+2y - 9 = 0 and kx+4y + 5 = 0 are parallel,

Question

The value of k for which the lines x+2y - 9 = 0 and kx+4y + 5 = 0 are parallel, is

Options:

A . k = 2

B . k =1

C . k = – 1

D . k = – 2

Answer: Option A

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Tripti ghosh 2017-03-18 14:49:17

1/k= 2/4=-9/5
1/k=2/4
or,k=2

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