Solving Quadratic Equations by Square Roots and Factoring

Can this quadratic be solved by BOTH square root method AND difference of squares?
16x² - 25 = 0

• Yes!

• No - just square root method

• No - just difference of squares method

Which method is MOST EFFICIENT to solve:
5x²  -3x - 7  = 0

• Square Root Method

• Greatest Common Factor (GCF)

• Complete the Square

• Quadratic Formula

Can this quadratic be solved by BOTH square root method AND difference of squares?
2x² - 7 = 0

• Yes!

• No - just square root method

• No - just difference of squares method

The discriminant is

• ax²  + bx  +  c

• - b/2a

• b² - 4ac

• b² + 4ac

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

How do I find the "MAGIC Number" when completing the square?

• Move c to the other side

• b value divide by 2 and square 

• Make 2 equations, one = + and one = -

• Square root both sides

• Factoring (Diamond Method)

• Factoring (Grouping)

• Quadratic Formula

• Finding square roots

• Factoring (Diamond Method)

• Factoring (Grouping)

• Quadratic Formula

• Finding square roots

• Factoring (Diamond Method)

• Factoring (Grouping)

• Quadratic Formula

• Finding square roots

When does a quadratic equation have no real solutions?

• When you cannot factor it

• When it begins with a negative leading coefficient

• When there is a square root of a negative number

• When it only has two terms