Solving quadratic equations using square root property

Front

Solve using square roots: 4m² - 100 = 0

Back

m = 5, -5

Tags

CCSS.8.EE.A.2

Front

Solve by taking square roots: 5m² + 1 = 6

Back

m = 1 or -1

Tags

CCSS.HSA-REI.B.4B

Front

Solve: (x + 1)² = 25

Back

x = 4 or -6

Tags

CCSS.8.EE.A.2

Front

What is another word for zeros?

Back

roots

Tags

CCSS.HSF-IF.C.7C

Front

Solve: 16a² - 9 = 0

Back

a = -3/4, 3/4

Tags

CCSS.HSA-REI.B.4B

Front

What is the square root property?

Back

If x² = k, then x = ±√k.

Tags

CCSS.HSA-REI.B.4B

Front

How do you isolate a variable in a quadratic equation?

Back

Move all terms to one side and set the equation to zero.

Tags

CCSS.HSA-REI.B.4B

Front

What does it mean for a quadratic equation to have real solutions?

Back

The discriminant (b² - 4ac) is greater than or equal to zero.

Tags

CCSS.HSA-REI.B.4B

Front

What is the vertex of a parabola?

Back

The highest or lowest point of the graph of a quadratic function.

Front

What is the axis of symmetry in a quadratic equation?

Back

The vertical line that divides the parabola into two mirror images.