Questions
Equation of a line passing through the intersection of the lines 7x – y + 2 = 0 and x – 3y + 6 = 0 parallel to x-axis is
a
y = 2
b
y = – 2
c
y = 3
d
y = – 3
detailed solution
Correct option is A
Equation of any line through the intersection of given line is 7x−y+2+λ(x−3y+6)=0It will be parallel to x-axis if 7+λ=0⇒λ=−7and the required equation is y = 2 .Talk to our academic expert!
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The straight line passing through and making an angle with x-axis intersects Ax+By+C=0 in Q then PQ=
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