A rectangle has a height of 3 and a width of 2x^2+3x-5

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?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)