सरल रेखा x+y =0 की लंबी रेखा x- अक्ष के साथ कौण बनाती हैः
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सरल रेखा x+y =0 की लंबी रेखा x- अक्ष के साथ 45° कौण बनाती हैः
Step-by-step explanation:
सरल रेखा x+y =0
=> y = - x
y = mx
=> m = - 1
m = Tanα
=> Tanα = - 1
=> α = Tan⁻¹(1)
=> α = 135°
x- अक्ष के साथ कौण = 135° or 180°- 135° = 45°
सरल रेखा x+y =0 की लंबी रेखा x- अक्ष के साथ 45° कौण बनाती हैः
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