Math miscellaneousHard

Question

Given two points A ≡ (-2, 0) and B ≡ (0, 4). The coordinates of point M on the line x = y so that perimeter of ᐃAMB is least is :

Options

A.(1, 1)
B.(0, 0)
C.(2, 2)
D.(3, 3)

Solution

For perimeter to be minimum AM + MB should be least

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