The angle of inclination of the line $x - y + 3 = 0$ with the positive direction of $x -$ axis is

45°

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135°

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– 45°

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–135°

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Solution

The correct option is A 45°
The equation of the line $x - y + 3 = 0$ can be rewritten as
$y = x + 3$
Comparing with $y = m x + c$
$\Rightarrow m = t a n θ = 1$
Hence $θ = 45 °$ .

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