Ineed with these questions i can work with answers but i mainly want to know how to get the answers. let f(x) = 12 over the quantity of 4 x + 2 . find f(−1). a. −6 b. −2 c. 2 d. 6 let f(x) = x2 − 8x + 5. find f(−1). a. −4 b. −3 c. 13 d. 14 let f(x) = 7x − 13. find f−1(x). a. 13x − 7 b. 7 over quantity of x plus 13 c. quantity of x plus 13 over 7 d. 1 over quantity 7 x minus 13 let f(x) = x2 − 16. find f−1(x). a. 4 square root of x b. ± square root of x plus 16 c. x squared over 16 d. 1 over quantity of x squared minus 16 let f(x) = x + 8 and g(x) = x2 − 6x − 7. find f(g( a. −7 b. −3 c. 10 d. 33 let f(x) = x − 2 and g(x) = x2 − 7x − 9. find f(g(− a. −21 b. −3 c. 3 d. 21 let f(x) = −4x + 7 and g(x) = 10x − 6. find f(g( a. −40x + 24 b. −40x + 31 c. −40x + 64 d. −40x + 70 let f(x) = 9x − 2 and g(x) = −x + 3. find f(g( a. −9x − 2 b. −9x + 5 c. −9x + 25 d. −9x + 27 let f(x) = 2x + 2. solve f−1(x) when x = 4. a. 1 b. 3 c. 4 d. 10 let f(x) = 2x − 6. solve f−1(x) when x = 2. a. −5 b. 4 c. −2 d. 7