When completing the square, what value must you add to both sides of the equation to create a perfect square trinomial? x2 − 4x + ? = 0 + ? .

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

Which expression gives the area of the triangle shown below

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30