Find the missing number that makes the expression a perfect square. Next, write the expression in factored form.

Find the missing number that makes the expression a perfect square. Next, write the expression in factored form.

1. Find the value of  to make the expression a perfect square. Then, write an equivalent expression in factored form.

   standard form	factored form

2. Solve each equation by completing the square.

For each function , decide if the equation has 0, 1, or 2 solutions. Explain how you know.

Solve each equation.

Which function could represent the height in meters of an object thrown upwards from a height of 25 meters above the ground seconds after being launched?