Math Quiz

Solve this equation for t: 4t – 3 = 33

• 12

• 9

• 8

• 7.5

Which of these is a simplified form of (9x^4y^6)^(1/3)?

• 54x^12y^18

• 81x^18y^27

• 13x^6y^9

• 27x^6y^9

What are the roots of f(x) = x^2 + 2x – 8?

• -8 and 1

• 1 and -8

• 4 and -2

• -4 and 2

What is the y-intercept of y = (2/3)x + (x + 4)(x - 1)?

• -4

• 3

• -3

• 4

Sarah visits an amusement park with an admissions cost of $24. Each ride costs $3. She does not buy any food or drink while she is there. If y represents the total she spends at the park and she takes x rides, which of the following is a function that represents her total spending?

• y = 3x + 24

• y = 27x

• y = 24x + 3

• x + y = 27

Which of these is a simplified form of 4x^6 - 25?

• (2x^3 - 5)(2x^3 - 5)

• (4x^3 + 5)(2x^3 - 5)

• (2x^3 + 5)(2x^3 - 5)

• (2x^3 + 5)(2x^3 + 5)

A line passes through the points (0, –2) and (1, 1). What is the equation of this line?

• y = 2x + 3

• y = 3x – 2

• x – 2y = 3

• 2x + 3y = 1

Solve this equation for x: √x – 3 = 6

• 33

• 39

• 9

• 15

The variable y is inversely proportional to x. When x = 28, y = 12. What is the value of y when x = 14?

• 6

• 24

• -2

• 26

Solve this equation for x: (x - 14)/(2x) = 4

• A) -7

• B) 7

• C) -2

• D) 2