Determine if the following relation is a function. If so, find its domain and range:

{(1, 7), (2, 8), (3, 3)}

Assess and solve the following function for the mentioned value of the independent variable: g(x) = x³-3 ; g(0) 

Solveif f(x) = x² +x +1

Evaluate the given function as required and simplify.

h(x) = x⁴ + 5x² - 11 if h(- 3x)

For the following equation, determine if it defines y as a function of x.

|9x| - 3y = 6

Use the graph to determine all the x- and y-intercepts.