PLEASE HELP!

graph the function. identify the vertex and axis of symmetry. f (x) = -x^2 - x+2

show the graph too

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1

What is the y-intercept of the line with the equation 3x + 4y = 12?