Find a general formula for f ('0. foe) = (x + 6)\" (Use symbolic notation and fractions where needed.) Incorrect The gure shows the position 3 of an object as a function of time t. t 10 20 30 40 50 Identify the intervals where the acceleration is negative. Consider only the intervals [0, 10], [10, 20], [20, 30], [30, 40], and [40, 50]. (Give your answer as an interval in the form (*,*). Use the symbol (:0 for innity, U for combining intervals, and an appropriate type of parenthesis "(",")\Find an equation of the tangent line to f (x) = 7 cos(x) at x = 22:. 3 (Let y = f (x) and express the equation of the tangent line in terms of y and x.) _E equation: 2y+727(x 3) Incorrect g 6 . Find an equation of the tangent line to f (x) = 5 sec (at) at x 2 (Express numbers in exact form. Use symbolic notation and fractions where needed. Express equation in terms of y and x, where y is the dependent variable and x is the independent variable.) equation: 2.x: Find an equation of the tangent line to y = 8x tan(x) at x = T' (Use symbolic notation and fractions where needed. Write the equation using "y =".) equation: ( Incorrect Find the equation of the tangent line to f(x) = 8e* cos(x) at x = - (Use symbolic notation and fractions where needed. Let y = f(x) and express the equation of the tangent line in terms of y and x.) equation: 8 x sec(x ) + tan(x) ) Incorrect