Math 112 Section 9.4 Math 11 X G b.) Find the value of x at which x A webassign.net/web/Student/Assignment-Responses/submit?dep3D23484986&tags=Dautosa 15. 2/7 POINTS PREVIOUS ANSWERS Let f(x)=-2x+20x and g(x): x3 -3x2+x+10. a.) Give formulas for f '(x) and g'(x). f '(x)=-4x+ 20 g'(x)=x2 6x + 1 b.) Find the value of x at which the slope of the Iline tangent to the graph of f(x) is 10. c.) Find the value of x at which the graph of g'(x) reaches its lowest value. d.) Find the positive value of x at which the line tangent to f(x) is parallel to the line tangent to g(x). (Round your answer to two digits after the decimal.) e.) Give the largest interval of values of x over which f '(x) is at least 5 and at most 15. from x= to x%- Submit Answer -/3 POINTS The formulas for distance traveled for two electronically controlled cars are given by: E(t)=20t 2t and F(t)=t15L,

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