Write the quadratic function in vertex form. f(x) = -4x2 - 2x -3

Mr. walker gave his class the function f(x) = (x + 3)(x + 5). four students made a claim about the function. each student’s claim is below. jeremiah: the y-intercept is at (15, 0). lindsay: the x-intercepts are at (–3, 0) and (5, 0). stephen: the vertex is at (–4, –1). alexis: the midpoint between the x-intercepts is at (4, 0). which student’s claim about the function is correct?

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units