13. f(x) = 2x; g(x) = 3x2 + 1 14. f(x) = 3x + 2; g(x) = 2x – 1 1 15. f(x) = 4x – 3; g(x) = 3 16. f(x) = 2x²; 8(x) = 1 – 3x² 17. f(x) = Vx; g(x) = 2x 18. f(x) = Vx + 1; g(x) = 3x 1 3 19. f(x) = |x|; g(x) 20. f(x) = |x – 2|: g(x) = x2 + 1 x + 2 3 2 21. f(x) = 8(x) = Vx 22. f(x) = x/2; g(x) x + 1 x + 1

) Find f(−5), f(−1), f(0), f(1), f(3), and f(5) for y = f(x)

Which is true for the f(x)= In(4-2x) -1 f (x)=- A. 4-2x B. f(x)= In 4-2x f(x)= in(4-2x) C. D. f(x)= in(4-2x)

3) Do the following operations of functions. a) b) g(n) = n² + 4 + 2n h(n) = -3n + 2 Find (g - h)(1) h(1) = 21 + 1 g(1) = 21 + 2 Find (h – g)(t) c) d) f(n) = n – 5 g(n)= 4n +2 Find (f + g)( – 8) fа) -- 2а - 4 g(a) = a² + 3 Find ( f /g )(7)

Question 2 Based on the following table, find. f (2) – f(-2) -3 -2 -1 1 2 3 2 2 -2 5 1.2 0.9 O 15.2 8.2 O -5.8