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If Q(0, 1) is equidistant from P(5, -3) and R(x, 6), find the values of x.

Solution

✅ Correct Option: 3

QP2=(5−0)2+(−3−1)2=25+16=41QP^2 = (5-0)^2 + (-3-1)^2 = 25 + 16 = 41.

QR2=x2+(6−1)2=x2+25QR^2 = x^2 + (6-1)^2 = x^2 + 25.

Setting them equal: x2+25=41⇒x2=16⇒x=±4x^2 + 25 = 41 \Rightarrow x^2 = 16 \Rightarrow x = \pm 4.

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