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Question

The angle of inclination of the line xy+3=0 with the positive direction of xaxis is

A
45°
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B
135°
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C
– 45°
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D
–135°
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Solution

The correct option is A 45°
The equation of the line xy+3=0 can be rewritten as
y=x+3m=tanθ=1
hence θ=45°.

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