Solving Problem Involving Quadratic Equations

The word "less than" represent what operation?

• addition

• subtraction

• multiplication

• division

The keyword "is" represents...

• true

• equal

• addtion

• subtract

In solving quadratic equation, if the linear term is missing what is the best method to use?

• extracting square root

• factoring

• completing the square

• quadratic fromula

The area of a rectangular pathway is 350 sq. meters and its perimeter is 90 meters. What is the sum of the roots of quadratic equation?

• 450

• 90

• 440

• 80

Jesa can type a story in one hour less than Annie. If They work together they can type the same story in 2 hours. Represent Jesa's time using a variable.

• x - 1

• 1 - x

• x - 2

• 2 - x

The area of a carpet is 144 sq. meters. Its length is 2 meters more than its width. Represent the length using a variable.

• x - 144

• x + 144

• x - 2

• x + 2

Which of the following formula is used in finding the area of a rectangle?

• A = LW

• A = $\frac{1}{2}$ bh

• A = $s^2$

• A = $\pi r^2$

Tags

CCSS.8.EE.C.7B

Translate "three more a number is seventeen" into mathematical equation.

• x + 3 = -17

• x - 3 = 17

• x + 3 = 17

• x - 3 = -17

Translate: The square of a number is one hundred fifty more than five times a number.

• x² = 5x + 150

• x² = 5x + 50

• 2x = 5x + 150

• x² = 5x + 15

Tags

CCSS.HSA.CED.A.1

Mr. Metric has a rectangular garden whose 150 m² and whose perimeter is 50 m. What are the dimensions of Mr. Metric’s garden?

• 2 m x 75 m

• 3 m x 50 m

• 6 m x 25 m

• 10 m x 15 m