Mathematics 31 Self-Assessment

Choose the correct answer for each of the 12 questions.
Your score is calculated from your first response to each question.
As a general guideline, students should achieve at least 80% to register for Mathematics 31. This assessment will not, however, predict your success in the course.

The parabola y = -x² + 4x + 1 will have:
1. A maximum of 2
2. A minimum of 2
3. A maximum of 5
4. A minimum of 5
5. A maximum of -5
State all the restrictions on the value of x in
What is the equation of the horizontal line that contains the point (-3,8)?
1. y = 8
2. y = -3
3. x = -3
4. x = 8
5. 3x = 8y
Find P(-2) if P(x) = x⁴ + 3x³ - x² + 8
1. -44
2. -4
3. 1
4. 4
5. 44
Factor the polynomial P(x) = x³ - x² - 10x - 8 completely
1. (x + 2)(x + 1)(x + 4)
2. (x + 2)(x - 1)(x + 4)
3. (x - 2)(x + 1)(x + 4)
4. (x - 2)(x - 1)(x + 4)
5. (x - 4)(x + 1)(x + 2)
Evaluate
1. -18
2. -9
5. 9
Which of the graphs shown below is the graph of an exponential function?
1. Graph A
2. Graph B
3. Graph C
4. Graph D
5. Graph E
Which of the graphs below represents the graph of y = sin
1. Graph A
2. Graph B
3. Graph C
4. Graph D
5. Graph E
Determine the x-intercepts for Y = 2x² - 11x + 5.
Solve x² = 2x + 7 using the quadratic formula,
5. No real roots
Solve the following system of linear equations for x:
1. -5
2. -4
3. 1
4. 4
5. 5
A farmer has a cylindrical silo. It has a radius of 6m and a height of 15m. What is the volume of the silo to the nearest cubic metre, if the volume equals the area of the base times the height?
1. 283m³
2. 565m³
3. 1225m³
4. 1509m³
5. 1696m³