The illustration below shows the graph of y as a function of x. Complete the following sentences based on the graph of the function.
• This is the graph of a ?
function
• The y-intercept of the graph is the function value y = ?
• The smallest positive x-intercept of the graph is located at x = ?
• The greatest value of y is y= ?
TT
• For x between x = -pie and x = pie/2, the function value y ? 0