Solving Quadratic Equations by Factoring Answers

What value(s) of x make the equation x2 - 18x + 81 = 0 true?

What are the solutions to the equation?

Select all of the values that are solutions of x2 + 20 = 12x.

Which equation has solutions of 6 and -6?

What are the solutions of 8x2 = 6 + 22x? Check all of the boxes that apply.

How many times does the graph of 4x = 32 - x2 cross the x-axis?

When the product of 6 and the square of a number is increased by 5 times the number, the result is 4. Which equation represents this situation?

When the product of 6 and the square of a number is increased by 5 times the number, the result is 4. Select all of the values that the number could be.

Which equation represents the situation?

A ball is thrown into the air with an upward velocity of 80 feet per second. The function h = -16t2 + 80t models the height h, in feet, of the ball at time t, in seconds. When will the ball reach the ground?

What is the length of the rectangle?

What did you include in your response? Check all of the boxes that apply.