10. . Write as a single fraction and simplify. 55' 37 w2+x+? . Solve for as. Give exact answers. m2+x3=0. . Determine if the following limit exists and if the limit exists, compute its value. 1. hl hLHihZl' Find the derivative, f'(sc) if ms) = (2x + m . Find the derivative f'(x) if f(:c) = cos(:..-"2 + 1). . Find the derivative f\"(x) if a: + 1 f(x) _ x _ 1' Simplify your answer. Evaluate the integral 1 f 331/3 dx. 0 . Evaluate the integral arr/2 / cos(23:) day. 0 . Sketch the graph of f (t) = |t 1| and use your graph to evaluate the integral folksms. Suppose that we have 150 feet of fence which we use to make a rectangular pen. If we let a: be one side of the pen, write a function A(x) which gives the area of the pen as a function of m