Use implicit differentiation to find {{MATH_1}} in terms of {{MATH_2}} and {{MATH_3}} where {{MATH_4}} {{CMD_5}} {{MATH_6}} {{CMD_7}} What is the equation of the tangent line to this curve at the point {{MATH_8}}? {{CMD_9}} {{MATH_10}} {{CMD_11}} {{CMD_12}} {{CMD_13}}