Find an equation of the parabola that has the indicated vertex and whose graph passes through the given point
vertex: ( 2, -1) ; point: ( 4, -3)

Which of the choices shown could be used to prove that aacp=abcp ?

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000