Lesson Example Discussion Quiz: Class Homework |
Quiz At Home |
Title: Polynomial functions |
Grade: 10-a Lesson: S2-L2 |
Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the ten problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts. |
Quiz: at Home
Problem Id | Problem | Options |
---|---|---|
1 |
Find the roots of the polynomial function \$f(x) = 2x^2 - 5x + 3\$. |
A) \$x = 2/3, 1\$ B) \$x = 3/2, 1\$ C) \$x = 3/2, 1/2\$ D) \$x = 3, 1\$ |
2 |
Consider the polynomial function \$f(x) = 2x^3 - 9x^2 + 10x\$. Find the x-intercepts of this function. |
A) \$x = 0, 2/5, 2\$ B) \$x = 0, 5/2, 2\$ C) \$x = 0, 5/2, 5\$ D) \$x = 5, 5/2, 2\$ |
3 |
Determine the degree, leading coefficient of the polynomial function \$f(x) = 4x^3 - 2x^2 + 7x - 1\$. |
A) 7, 6 B) 6, 8 C) -5, 1 D) 3, 4 |
4 |
Find the y-intercept of the function \$g(x) = - 3x^4 + x^3 - 4x^2 + 5x + 2\$. |
A) y = -3 B) y = 5 C) y = -4 D) y = 2 |
5 |
Find the value of \$f(x) = 2x^3 + 3x^2 - 4x + 1\$ when x = 2. |
A) f(2) = 18 B) f(2) = 24 C) f(2) = 21 D) f(2) = 20 |
6 |
Find the degree, leading coefficient of the polynomial function \$g(x) = -2x^4 + 3x^2 - 7\$. |
A) 4, -7 B) 7, -2 C) 4, -2 D) -2, 3 |
7 |
Find the roots of the polynomial function \$f(x) = 3x^2 - 7x + 2\$. |
A) \$x = 1/3, 2 \$ B) \$x = 1/2, 3 \$ C) \$ x = 1/7, 2 \$ D) \$x = 1/3, -7 \$ |
8 |
Find the x-intercepts of the function \$g(x) = x^3 + 2x^2 - x - 2\$. |
A) x = -1, 1, 2 B) x = -1, -2, 0 C) x = -2, -1, 1 D) x = -1, 0, 1 |
9 |
Find the y-intercept of the function \$g(x) = -x^4+ 4x^2 - 3\$. |
A) y = -1 B) y = -3 C) y = 4 D) y = 0 |
10 |
Find the roots of the cubic function \$g(x) = x^3 + 2x^2 - 4x\$. |
A) \$ x = 1 + √5 , x = -1 - √5\$ B) \$ x = -1 + √5 , x = -1 - √5\$ C) \$ x = 1 + √5 , x = 1 - √5\$ D) \$ x = -1 + √2 , x = -1 - √2\$ |
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