For the curve

MATHEMATICS · Single correct · AP · Calculus AB · Differentiation: Composite, Implicit, and Inverse Functions · Differentiation: Composite, Implicit, and Inverse Functions

Problem

For the curve x2+y2=4x^{2}+y^{2}=4, which point listed below has a vertical tangent line? (a) (0, 2)(0,\,2) (b) (2, 2)\left(\sqrt{2},\,\sqrt{2}\right) (c) (2, 0)(2,\,0) (d) (−2, 2)\left(-\sqrt{2},\,\sqrt{2}\right)

Related theory

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