~ Review: Tangent Lines & Parametric Equations - Review Tangent Lines Parametric Equations 2:33 PM ZHENG ZHOU Math124Winter14 section G Winter 2014

~ Review: Tangent Lines & Parametric Equations - Review...

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2/21/14, 2:33 PM Review: Tangent Lines & Parametric Equations Page 1 of 5 Current Score : 62 / 64 Due : Tuesday, January 14 2014 11:59 PM PST 1.8/8 points | Previous AnswersConsider the circle of radius 10 centered at the origin. Provide answers accurate to two decimal places. . (b) Suppose that Lis a tangent line to this circle which is parallel to the line y=5x+7and has a negative yintercept. Then the point of ). 2.16/16 points | Previous AnswersDraw the unit circle and plot the point P=(4,2). Observe there are TWO lines tangent to the circle passing through the point P. Answer thequestions below with 3 decimal places of accuracy. (a) The line L1is tangent to the unit circle at the point (-0.236 -0.236,0.972 0.972(b) The tangent line L1has equation: ). .

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