dy 37. Find parametric equations for y = sin(x) using the parameter t = da Verify that at t = 1, the point on the graph has a tangent line with slope of 1. y = At t = 1, the curve is at the point dy The formula for is dy da dz dy And so when t = 1, the value of is da v Answer 1 v Answer 2 v Answer 3 v Answer 4 v Answer 5 1 cos(x) (0,0) V1- t2 cos-(t)