The midpoint of M(4, -1) and N(x, y) is P(3, -4). Find th...
The midpoint of M(4, -1) and N(x, y) is P(3, -4). Find the coordinates of N.
(2, -3)
(2, -7)
(-1, -3)
(-10, -7)
Correct answer is B
Given M(4,−1) and N(x,y) with midpoint P(3,−4).
⟹4+x2=3;−1+y2=−4
∴
N = (2, -7)
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