Find two pairs of integers whose product is -20

What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0