Question 21 let f(x)= 3x- 5, find an expression for inverse of f(x) Hind, find f-1(x) =? O (x+3)/5 O ( x+5)/3 O No answer text provided. 3x+5\fQuestion 14 10(x+5) -8 = 60 O X= -3.16 O none of these answers O X = -6.83 O X = 6.83Question 2 find the coordinate of the focus for this parabola, x2 = -6y O (-3, 0) O (0, 3) (0, -3) O none of these answersQuestion 19 f(x)=x2-3x find f(x+h) O x 2+h 2 - 3 x + 3h x2+h2-3x-3h O none of these answers x2+2xh+h2-3x-3hQuestion 6 Find domain of the g(x) g(x) = V2x - 6 O any number greater or equal to 2 O any number greater than or equal to 1/3 O any number less than or equal to 2 none of these answersD Question 18 finding the end behavior: let f(x) = 3x3 + 4x2 -5x -1, as x -> infinity, f(x) -> ? hint: for the f(x) given above, as x goes to infinity, f(x) goes to what? infinity - infinity none of these answers D Question 19Online Question 16 There is an ellipse with equation given below (x2 /4) + (y2 /16) = 1 what are the coordinate of the two foci? (0, 3.46) and (0, -3.46) (3.46, 0) and (-3.46, 0) (3.46, 0) and (0, -3.46) none of these answers Question 17