Write each set of numbers in set-builder and interval notation, if possible. 1. x > 50 3. x-4 5. 8 < x < 99 7. x < -19 or x > 21 9. -0.25, 0, 0.25, 0.50, ...} 11. x-45 or x > 86 13. all multiples of 5 2. x < -13 4. -4, -3, -2, -1,...) 6.-31 State the domain of each function. 8x + 12 x2+52+4 41. g (a)=1 + a 5a 43. f(a)= 4a-1 39. f(x) = 45. f(x) = /+ X 4 x + 1 40. g(x) = 42. h(x) = 6-x 44. g(x)= 46. x + 1 x-3x -40 g(x)= 3 x-16 6 x + 3 X 2 4