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Earn +20 ptsQ: What is y2 and x-2?
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Convert x2 plus y2 equals 2x?
What do you want to convert it to? x2 + y2 = 2x If you want to solve for y: x2 + y2 = 2x ∴ y2 = 2x - x2 ∴ y = (2x - x2)1/2 If you want to solve for x: x2 + y2 = 2x ∴ x2 - 2x = -y2 ∴ x2 - 2x + 1 = 1 - y2 ∴ (x - 1)2 = 1 - y2 ∴ x - 1 = ±(1 - y2)1/2 ∴ x = 1 ± (1 - y2)1/2
How do you convert x2 plus y2 equals z to standard form for y?
X2 + Y2 = Z subtract X2 from each side Y2 = - X2 + Z take square root each side Y = sqrt(- X2 + Z) =============
Equation of director circle of the circle x2 plus y2 equals r2 is?
x2 + y2 = 2r2
What is the following equation if a circle whose center is at the origin and whose radius is SQ RT of 5?
x2 + y2 =x2 + y2 = 5x2 + y2 = 10x2 + y2 = 25
What is the equation for a unit circle when solved for Y?
x2 + y2 = 1x2- x2+ y2= 1 - x2y2 = 1 - x2y =± √(1 - x2)
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