NMP MATH 9

WHAT IS COMPLETING THE SQUARE?

• A method used in algebra to solve quadratic equations by creating a perfect square trinomial.
• A strategy in statistics to determine the mean of a dataset
• A technique in calculus to find the derivative of a function
• A method used in geometry to calculate the area of a circle

COMPLETE THE EQUATION: X^2 + 36X + _____?

• 324
• 360
• 400
• 250

Solve the following quadratic equations by factoring. x² + 7x = 0

• x = 3, x = -4
• x = 0, x = -7
• x = 5, x = -2
• x = 1, x = -6

Solve the following quadratic equations by factoring. x² + 14x + 49= 0

• x = -7
• x = -14
• x = 0
• x = 7

FIND THE VALUE OF A IN 2X²

• 5
• 2
• 4
• 3

• FIND THE VALUE OF X IN 2X²-18

• x = 5
• x = 10
• x = ±3

• x = -4

SOLVE FOR X: (x + 3)² = 25

• x = -8, 2
• x = 1, 4
• x = -10, 3
• x = 0, 5

WHAT IS EXTRACTING SQUARE ROOTS?

• Extracting square roots is the process of adding two numbers together.
• Extracting square roots involves dividing a number by itself.
• Extracting square roots is the method of finding the cube root of a number.
• Extracting square roots is finding a number that, when multiplied by itself, equals the given number.

WHAT IS FACTORING?

• Factoring is the process of finding the factors of a number or algebraic expression.
• Factoring is the process of finding the square root of a number.
• Factoring is the process of simplifying a fraction.
• Factoring is the process of multiplying two numbers together.

X² + 4X + 4 IS A PERFECT SQUARE TRINOMIAL?

• Yes
• Sometimes
• Maybe
• No