Find all critical points for the function f(x) = − 10x² - 60x - 1. Separate multiple answers with a comma. Answer Ke Keyboard Sh Selecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered answer is used. X = O None

t/PlayerHomework.aspx?homeworkId=633611881&questionId=1&flushed=fa 10.2 Homework K Find the zero(s) of the following function. f(b)=b²+ +11b + 28

The volume, V, of a sphere in terms of its radius, r, is given by V (r) = 7³. Express r as a function of V, and find the radius of a sphere with volume of 200 cubic feet. Round your answer for the radius to two decimal places. Enclose numerators and denominators in parentheses. For example, (a - b)/(1+n). Include a multiplication sign between symbols. For example, a * . r (V) = 640