If-P-2-1-and-A-and-B-lie-on-x-axis-and-y-x-respectively-such-that-PA-PB-AB-is-minimum-find-A-and-B-

Question Number 18823 by rish@bh last updated on 30/Jul/17

If P \equiv (2, 1) and A and B lie on x - axis

and y = x respectively such that

PA + PB + AB is minimum find

A and B .

Commented by ajfour last updated on 30/Jul/17

just guessing only .

Commented by ajfour last updated on 30/Jul/17

A \equiv (5 - 2 \sqrt{3}, 0)

B \equiv (\frac{7 - 3 \sqrt{3}}{2}, \frac{7 - 3 \sqrt{3}}{2})

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