Find the obtuse angle between the pair of lines represented by the equation x^2 = xy.
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Answered by
4
Answer:
135°
Step-by-step explanation:
x^2 = xy
x^2- xy = 0
x(x-y ) =0
the lines are ; y = x , x = 0
the slope of y = x 1s 1 = tan 45°
the slope of x = 0 1s ∞ = tan 90°
obtuse angle between them = 135°
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8
Answer:
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