Figure 3.5.2. The derivative Use a linear approximation to estimate f (0.9) f (0.9) and f (1.1). f (1.1) . Are your estimates in part (a) too large or too small? State Newton's iterative formula that ...

State Newton's iterative formula that produces a sequence of approximations \ (x_1,x_2, x_3, \ldots\) to a root of function \ (f (x)\text {.}\) Find the positive root of the equation \ (\cos x=x^2\) ...