Question Bank for Grade 9 Mathematics

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

• 3y³ + 4y² - y + 3
• 4y² + 3y³ - y + 3
• -y⁴ + 2y³ -y - 4
• 4y³ + 3y² -3y + 1

Find the product.
(2y - 7)(3y + 5)

• y² + 2y + 4
• 6y² -11y -35
• -35 -11y + 6y²
• 2y² -17y +30

Determine whether the pairing is a function. If it is a function, describe the rule that relates the input value to the output value.

• The pairing is not a function.

Determine whether the pairing is a function. If it is a function, describe the rule that relates the input value to the output value.

• The pairing is not a function.

The values in the table show a linear relationship. What is the rate of change?

George is helping the manager of the local produce market expand her business by distributing flyers around the neighborhood. He gets paid $20 a day as well as $0.05 for every flyer he distributes. George would like to earn at least $65 each day. Which of the following represents this situation, where x is the number of flyers distributed.

• The solutions are 5 and -4.

• The solutions are -3 and 2.

• The solutions are -5 and 4.

• The solutions are 3 and -2.

Solve:

• (2, 0)

• (-1, 2)

• (1, -2)

• (-5, 2)