The equation of a straight line which passes through the point $(2, 1)$ and makes an angle of $π / 4$ with $x - a x i s$

x - y - 1 = 0

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x - 5 y + 1 = 0

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5 x + y - 11 = 0

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5 x - y + 1 = 0

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Solution

The correct option is B $x - y - 1 = 0$
The slope of line is $tan \frac{p i}{4} = 1$
The point is $(2, 1)$
The equation of line is $y - 1 = 1 (x - 2) x - y - 1 = 0$

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The equation of a straight line which passes through the point (2,1) and makes an angle of π/4 with x−axis

The correct option is B x−y−1=0The slope of line is tanpi4=1The point is (2,1)The equation of line is y−1=1(x−2)x−y−1=0

The equation of a straight line which passes through the point $(2, 1)$ and makes an angle of $π / 4$ with $x - a x i s$

The correct option is B $x - y - 1 = 0$
The slope of line is $tan \frac{p i}{4} = 1$
The point is $(2, 1)$
The equation of line is $y - 1 = 1 (x - 2) x - y - 1 = 0$