Written answers for these please

8. The graph of = lies between the graphs of which two functions? (two marks) a. y = 2x and y = 3x c. y = 3" and ) = 4* b. y = x- and Y = x3 d. y = 2* "and Y = 3* 9. What is the derivative of f(x) = "?(two marks) a. yet C. 1 b. x e Determine the value of x in the equation Inx = 1.(two marks) 10 a. 10 C. b. 0 d. In 3x 11. Simplify the expression .(two marks) a. 31( 23x] C. 3x b. In(3x) d. 3x