Problem 1 :
Find equations for the lines that are tangent and normal to the graph of y = sin x + 3 at x = 𝜋.
Solution :
Problem 2 :
Show that the graph of y = sec x has a horizontal tangent at x = 0.
Solution :
Problem 3 :
Find equations for the lines that are tangent and normal to the curve y = √2 cos x at the point (𝜋/4, 1).
Solution :
Problem 4 :
Find equations for the lines that are tangent and normal to the curve y = √2 cos x at the point (𝜋/4,1).
Solution :
Problem 5 :
Using the product rule, determine 𝑓′'(x), if 𝑓(x)=sin2x.
Solution :
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