JEE Math Practice Question
The lines x = ay $$-$$ 1 = z $$-$$ 2 and x = 3y $$-$$ 2 = bz $$-$$ 2, (ab $$\ne$$ 0) are coplanar, if :
- A.b = 1, a$$\in$$R $$-$$ {0}
- B.a = 1, b$$\in$$R $$-$$ {0}
- C.a = 2, b = 2
- D.a = 2, b = 3
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