10:29 Select .. . Problem 1. (1 point Problem 4. (1 point) Let f(x) = 3x +4 and g(x) = 2x2 + 5x. Let f(x) = x2+ 7x and g(x) = x - 2. Evaluate the following: ( f + 8) (3) = 1. fog(x) = Answer(s) submitted: 2. gof(x) = (incorrect) 3. fof(x) = Problem 2. (1 point) Note: For this question, input infinity for co and input -infinity 4. gog(x) = for -Do. Given that f(x) = x2 - 5x and g(x) = x +6, find An embedded You Tube video. (a) f+8= and its domain is ( If the video does not work, click here to go to YouTube directly. (b) f - 8= and its domain is Answer(s) submitted: (c) fg=. and its domain is ( (d) f/8= and its domain is x - Answer(s) submitted: (incorrect) Problem 5. (1 point) Let f(x) = 6x +8,8(x) = x*. Find fog = _ gof =. Let f(x) = Vx2+2,8(x) =x2 +3. Find fog= (incorrect) g of = Problem 3. (1 point) Answer(s) submitted: Let f(x) = V8 + x and g(x) = V8-x. Note: Each answer should be given in interval notation. Use inf for co and -inf for -co. (incorrect) (a) the domain of f + g is- Problem 6. (1 point) (b) the domain of f - g is Let f(x) = 3x - 8 and g(x) = . Find the following composi- tions: (c) the domain of fg is fog(x) = _ (d) the domain of f/g is Answer(s) submitted: 8of ( x) =_ Answer(s) submitted: (incorrect) (incorrect) 615 Videos E O Library For You Albums Search10:29 Select Problem 7. (1 point) Problem 9. (1 point) If the function h(x) = (x + 8) is expressed in the form fog with f(x) = x , then find the function g(x). Suppose g(x)=_ f(x) =x2+1 Answer(s) submitted: and (incorrect) Problem 8. (1 point) 8 ( x) =x+1. Suppose f(x) = 3x -2. Then Then A. (f + 8) (x) = A. f(1) = B. (f - 8) (x) = C. (fg) (x) = B. f(t) = D. (f/8) (x) = E. (fog) (x) = and C. f ( x2 ) = F. (go f) (x) = and Answer(s) submitted: D. f(f(x)) = Answer(s) submitted: . . . . (incorrect) (incorrect) Generated by OWeBWork, http:/webwork.maa.org. Mathematical Association of America