Straight Line Question 383
Question: For what values of a and b the intercepts cut off on the coordinate axes by the line $ ax+by+8=0 $ are equal in length but opposite in signs to those cut off by the line $ 2x-3y+6=0 $ on the axes [MP PET 1983]
Options:
A) $ a=\frac{8}{3},\ b=-\ 4 $
B) $ a=-\frac{8}{3},\ b=-\ 4 $
C) $ a=\frac{8}{3},\ b=4 $
D) $ a=-\frac{8}{3},\ b=4 $
Correct Answer: D $ \Rightarrow a=-\frac{8}{3} $ and $ -\frac{8}{b}=-(2)\Rightarrow b=4 $ .
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Answer:
Solution:
BETA
