Consider the following functions: f(x)=3x+1 h(x)=Vx g(x)=1-3x p(x)=2x^2+5x-3 21. Which is equal to (fg)(x)? . 92 1 . 1-92 C. 9x? + 1 D. 9x2 + 18x - 1 TIA 22. Which is equal to (p + g)(x)? A. 2x2 + 8x 2 B. 2x2 + 2x - 2 C. 2x2 + 8x + 2 D. 2x2 + 2x + 2 23. Which is equal to () (x)? A. Vx 3xVx . - 3xVx . - 3Vx V-3VE D. 24. Which is equal to (f-p) (x) A. 4-2x-2x^2 B. 2-2x-2x^2 C. 2+2x-2x^2 D. 4+2x-2x^2 25. What is the range of h(x)? A. All Real Numbers. B. All Real Numbers except zero. C. All positive Real Numbers. D. All non-negative Real Numbers. 26. What is the domain of g(x)? A. All Real Numbers. B. All Rational Numbers. C. All Integers. D. All Whole Numbers. 27. What is the value of (f+g) (1)? A. 8 . 1 C. 2 D. 0