The equation of the line passing through the point p(2,5) such that p bisects the part intercepted between the axes is
(A) 5x – 2y = 20
(B) 5x + 2y = 20
(C) 5x - 2y + 20 = 0
(D) 5x + 2y + 20 = 0
A
B
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Step-by-step explanation:
5x + 2y - 8 = 0
2y = -5x +8
y = (-5/2)x + 4
A line perpendicular to y = (-5/2)x + 4 would have a slope of
-1/(-5/2) = 2/5, which is the negative reciprocal of -5/2
Let this line be y = (2/5)x + b
Since it passes through (-5, -1),
(-1) = (2/5)(-5) + b
-1 = -2 + b
b = 1
Thus y = (2/5)x + 1
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