\f\f3. Use the grid to graph the function. Find the limit, if it exists om0, =12 O 2 ) 2 ) 1 (O does not exist 4. Use the grid to graph the function. Find the limit, if it exists lim f(x), f(x) = J x-1 x7 (O continuous for all real numbers (O continuous for all real numbers except x =7, x =7 O continuous for all real numbers except x =7 O continuous for all real numbers except x = 0 6. Solve the problem. Afoul tip of a baseball is hit straight upward from a height of 4 feet with an initial velocity of 80feet per second. The function X9 = 162 + 80t 1 4 describes the ball's height above the ground, s(t), in feet, t seconds after it was hit. What is the instantaneous speed of the ball 2.8 seconds after it was hit? O 98 9.6 O O -896 O 89.6 7. Find the derivative of the function at the given value of x. f(x) = -2x - 9; X = 4 O -36 O -8 O -9 O -28. Use the grid to graph the function. Find the limit, if it exists lim _u2 e f(x), f(x) = 2-x does not exist g C 0O 0O 0O \f10. Use the grid to graph the function. Find the limit, if it exists lim f(x),f(x):{ x+1 x