Hey guys I need help with these questions, how can I solve them, these types are hard, the question numbers are in the pic

9. [-I4 Points] SPRECALC7 2.7.014. MY NOTl Find f+ g, f g, fg, and fly and their domains. f0!) = v81 x2. 900 = \\/x2 25 Find (f+ g)(x). Find the domain of (f + g)(x). (Enter your answer using interval notation.) Find (f g)(x). Find the domain of (f - g)(x). (Enter your answer using interval notation.) Find (fg)(x). Find the domain of (fg)(x). (Enter your answer using interval notation.) Find (g)(x). Find the domain of (g)(x). (Enter your answer using interval notation.) Need Help? _'* 13. [-/4 Points] DETAILS SPRECALC7 2.7.040. MY NOT Use the table to evaluate the expression. X 1 2 3 4 6 f(x) 2 3 3 g(x) 3 4 6 1 2 5 9 (f ( 2 ) ) Need Help? Read It14. [-/4 Points] DETAILS SPRECALC7 2.6.066.MI. MY NOT The graphs of f and g are given. Find a formula for the function g. g ( x ) = 4 6 4 2 f( x) = 1x X -4 -2 2 4 Need Help? Read It Master It Show My Work (Optional) ?16. [-/4 Points] DETAILS SPRECALC7 2.8.099.MI. MY NOT The relative value of currencies fluctuates every day. Assume that one Canadian dollar is worth 0.9761 U.S. dollars. (a) Find a function f that gives the U.S. dollar value f(x) of x Canadian dollars. f ( x ) = (b) Find f-1. (Round coefficients to four decimal places.) f- 1 ( x ) = What does f-1 represent? O f-1 represents the exchange rate from US dollars to Canadian dollars. O f-1 represents the US dollar value of Canadian dollars. O f-1 represents the exchange rate from Canadian dollars to US dollars. O f-1 represents the Canadian dollar value of US dollars. (c) How much Canadian money would $11,500 in U.S. currency be worth? (Round your answer to two decimal places.) $ Need Help? Read It Master It19. [0/4 Points] DETAILS PREVIOUS ANSWERS SPRECALC7 2.7.060.MI. MY NOTE Find fogoh. f ( x) = -, g(x) = x3, h(x) = x+3 *+ 3x2 X Need Help? Read It Master It1. [0/4 Points] DETAILS PREVIOUS ANSWERS SPRECALC7 2.7.074. MY NOTE Suppose that g(x) = 2x + 1 h(x) = 4x2 + 4x+ 8. Find a function f such that fog = h. (Think about what operations you would have to perform on the formula for g to end up with the formula for h.) f(x) = 2x + 3 X Now suppose that f(x) = 2x+ 3 h (x) = 2x2 + 2x + 1. Use the same sort of reasoning to find a function g such that fog = h. g ( x ) = Need Help? Read ItConsider the following functions. f(x) = 6x 5. 900 = g Find (f0 g)(x). Find the domain of (f o g)(x). (Enter your answer using interval notation.) Find (g o f)(x). Find the domain of (g o f)(x). (Enter your answer using interval notation.) Find (f0 f)(x). Find the domain of (fo f)(x). (Enter your answer using interval notation.) Find (9 g)(X)- Find the domain of (g o g)(x). (Enter your answer using interval notation.) Need Help? f 24. [-/4 Points] DETAILS SPRECALC7 2.8.028.MI. MY NOT :.If...g.(x)...X...+..4x with x 2 -2, find g-1(21). Enter a number. i diay paaN Read It Master It Show My Work (Optional) ? Submit Answer 25. [-/4 Points] DETAILS SPRECALC7 2.8.035. MY NOTE A table of values for a one-to-one function is given. Find the indicated value. X 1 2 3 4 5 6 f(x) 1 2 4 5 3 0 f-1 (f-1(1)) = Need Help? Read It Show My Work (Optional)