(x+1) 10. (1pt) The rational expression - 2(x-1)(4x+1) has A. one restriction on x. B. two restrictions on x. C. three restrictions on x. D. no restrictions on x. 11 (1pt) When simplified, 2x--2x x2- 1 ' Tox # +1 simplifies to E. 2 2x-1 x+1 2x G. x+1 H . 2x 12. (1pt) The area and side width of a rectangle are given. In order to find the side length of this triangle, a student could A. Simplify the expression - 3x-1 - to 6x2 + x - 1 3x - 1 6x2+x-1 determine a side of 6x + 1 B. Simplify the expression - 6x2+x-1t 3x-1 to determine a side of 6x + 1 C. Simplify the expression- 3x-1 6x2+x-1 to determine a side of 2x + 1 D. Simplify the expression- 6x +*- to determine a side of 2x + 1 3x-1 13 (1pt) Form a polynomial whose zeros and degree are given. Zeros: 0, -6,5; degree 3 E. f (x) = x3+ x2+ x =30. F. f (x) = x2 - x-30 G. f(x) = x3+x2 -30x H. f (x) = x3 -x2 +x-30 14. (1pt) Decide which of the rational functions might have the given graph. 5Ty A. R(x) = x-2 4+ (x+2) (x-3) B. R(x) = x+2 x+2)(x-3) C. R(x) = (x+2)2 (x-2)(x+3) I 1 2 4 5 D. R(x) =; (x-2)2 51 3-1- (x+2)2(x-3)2