Solving Quadratics Using Square Root and Graphing

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

What are the solutions to this function?

• x={2}

• x={2,0}

• x={-2}

• x={0,-2}

Which graph has a discriminant = 0?

• None of them

• Red

• Blue

• Green

What is this formula?

• This is the speed of light formula.

• This is the quadratic formula.

• This is the zero product property.

• This is the least squares formula

Tags

CCSS.HSA-REI.B.4B

Which of the following is not a method we have used to solve quadratics?

• Factoring

• Quadratic Formula

• Simplifying

• Taking the Square Root

• Graphing

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, then the equation will have...

• one real solution

• two real solutions

• no real solutions

• one imaginary solution

Tags

CCSS.HSA-REI.B.4B

Solve using Square Root Property.

k² - 6 = 43

• k = √37

• k = 37 or - 37

• k = 7, k = -7

• no solution

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

What are the two solutions to             x² - 4 = 0

• x = 2 and x = -2

• x = 4 and x = - 4

• x = 2 and x = -4

• x = 2 and x = 2

Tags

CCSS.HSA-REI.B.4B