Lesson Example Discussion Quiz: Class Homework |
Quiz In Class |
Title: Polynomial functions |
Grade: 1300-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: in Class
Problem Id | Problem | Options |
---|---|---|
1 |
Find the value of a, if x – a is a factor of \$x^3 – ax^2 + 2x + a – 1\$. |
A) \$2 / 3\$ B) \$1 / 3\$ C) \$4 / 3\$ D) \$5 / 3\$ |
2 |
Divide the polynomial and find the remainder P(x) = \$2x^3 + 3x^2 - 5x + 6\$ by D(x) = x - 2. |
A) 10x + 7 B) 9x + 6 C) 9x - 6 D) 10x - 7 |
3 |
Use the factor theorem to determine if x - 3 is a factor of P(x) = \$2x^3 - 9x^2 + 7x - 6\$. |
A) x = - 12 B) P(x) = 12 C) x - 3 is a factor D) There is no factor |
4 |
Find the zeros of \$f(x) = 4x - 8\$. |
A) 6 B) 4 C) 1 D) 2 |
5 |
The length of the rectangle is 2x - 3 and its width is equal to x - 1. Find the area of the rectangle. |
A) \$x^2 - 5x + 3\$ B) \$2x^2 - 3x + 3\$ C) \$2x^2 - 5x + 3\$ D) \$3x^2 - 5x + 3\$ |
6 |
Find the quotient when \$3x^4 + 2x^3 - 5x^2 + 4x - 7\$ is divided by x + 2. |
A) \$3x^4 - 2x^2 + 11x - 3\$ B) \$x^3 - 7x^2 + 8x - 2\$ C) \$3x^3 - 4x^2 + 3x - 2\$ D) \$5x^3 - 2x^2 + 3x - 9\$ |
7 |
Factor each of the polynomials is \$x^5 - 7x^4 - 2x^3 + 100x^2 - 232x + 160\$. |
A) \$ (x-2)^2(x+4)(x-5)\$ B) \$(x - 3) (x^4 - 3x^3 - 12x^2 + 34x - 40)\$ C) \$ (x-1)^2(x+3)(x-4)\$ D) \$(x - 3) (x^4 - x^3 - 11x^2 + 4x - 40)\$ |
8 |
Factor the polynomial \$ x^3 - 3x^2 - 4x + 12\$. |
A) \$(x - 3) (x - 2) (x + 2)\$ B) \$(x - 4) (x - 3) (x + 2)\$ C) \$(x - 1) (x - 2) (x + 3)\$ D) \$(x - 1) (x - 3) (x + 5)\$ |
9 |
Determine the values of the local extrema for each of the functions is f(x) = \$4x^5 - 12x^3 + x^2 - 2\$. |
A) x = 1 B) x = 0 C) x = 2 D) x = 3 |
10 |
Factor each of the polynomials is \$4x^4 - 16x^3 - 147x^2 + 245x + 1372\$. |
A) \$(x - 6) (3x^3 + 14x^2 - 53x - 196)\$ B) \$(x - 7)(x - 4)(2x + 7)^2\$ C) \$(x - 2) (4x^4 + 6x^2 - 73x - 98)\$ D) \$(x - 5) (x^3 + 11x^2 - 43x - 96)\$ |
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