Is the function / (x) = 5x3 -3x* +=x-7 a polynomial function? If so, state its degree and the leading coefficient. 4 O A. The function is not a polynomial. O B. The function is a polynomial. The degree is 2 and the leading coefficient is 5. O C. The function is a polynomial. The degree is 4 and the leading coefficient is - 3. O D. The function is a polynomial. The degree is 4 and the leading coefficient is 5.Describe the end behavior of the function f (x) =-2x* -x +3. O A. f (X) -700 as x -003 (x) 900 as x 900 O B. (X >-00 as x }-00 X) ->-00 as x3 00 O C. f(x)-00 as x9-00 ->-00 85 7 9 00 O D. (x) ->-00 as * 9-00 () >00 as x 9 00The graph of a polynomial function has four turning points. What is the least possible degree of this polynomial? O A 3 O B. 4 O C. 5 O D. 6-6 5 -4 -3 -2 6 -3 .4 .5 Use the graph to answer the question. Which statements about the extrema of the graphed function are true? Select all that apply. O A. (-2,-2) is a local minimum. O B. (-5,0) is a local minimum. O C. (4,4) is the global maximum. O D. (2, -3) is the global minimum