What is 719 ÷ 47 I don't know the answer so I will keep on typing untill it reached 20 words:)

Find the indicated value, where g(t) = t^2-t and f(x)= 1+x a. -2 b. 0 c. 2 d. 8

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)