Find the derivative of arc cos (2x).

a. -2/√(1 – 4x2)

b. 2/√(1 – 4x2)

c. 2/(1 + 4x2)

d. 2/√(2x2 – 1)

1 2. (a) Find the tangent line to the graph of s(2)=x+ when r = 1. (b) Find the derivative of p(x) = (ln(5.c) + )(2-3V ). (c) Find the derivative of j(x) = 60(2*+52) (d) Find the derivative of k(2) = (e) The following table gives some values for f(x), f'(x), g(x), and g'(x). | f(x) | 3|1|2|2 f'(x) | 1 46 | 4 g(1) 0-183 () -2 0 4-1 • Let h(x) = f(t)g(2). Find h' (6). • Let r(x) = f(g(x)). Find /'6).

Use the definition of derivative to find the derivative of .

the derivative of arcsin(x^1/2).