If two line pa + b = 2 and 3a + b = 4 are parallel to each other, then what is the value of p ?
Given two lines are parallel
pa+b=2
b=-pa+2..........(1)
3a+b=4
b=-3a+4 ...........(2)
m1 = -p
m2= -3
The condition for the two lines to be parallel is m1=m2
p = 3
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