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133 True or False. x - 8x 4 + 2 has a root in [0,3]. Choose the correct answer below. O. False O TrueThe area of a circle, A = ir, changes as its radius changes. If the radius changes with respect to time, what is the change in area with respect to time? . . . Choose the correct answer below. dA dr O A. = 2xr + dt dt dA dr O B. = 2ar- dt dt dA O C. - = 2xr dt O D. There is not enough information