circle of a circle Q is on the y axis the circle passes through the point (0,7) and (0,-1) if it intersects the positive X axis at (p, 0) what is the value of P?
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The circle passes through (0, 7) and (0, -1) - both lying on Y-axis. So, Q must be at (0, 3) and length of radius of the circle = 4 units. Or, x^2 + {(y - 3)^2} = 16. Now, the circle intersects positive X-axis at (P, 0).
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