Question

1. Find the equation of the tangent line to the graph of ?2? − 5??2 +...

1. Find the equation of the tangent line to the graph of ?2? − 5??2 + 6 = 0 at (3,1).
2.. Find the equation of the normal line to the graph of sin(??) = ? at the point (?/2 ,1).
3.. Find the equation of the tangent line to the graph of cos(??) = ? at the point (0.1)

Find implicit differentiation of dy/dx

a) xy=x+y

b) xcosy=y

c)x^3 +y^2=0

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