Quiz In Class

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: in Class

Problem Id Problem Options

1

Find the roots of the polynomial function \$f(x) = x^2 - 4x + 3\$.

A) x = 2, 4

B) x = 1, 3

C) x = -7, 5

D) x = 1, 6

2

Find the roots of the polynomial function \$g(x) = 2x^3 - 16x^2 + 32x\$.

A) x = -3, 2

B) x = 0, 4

C) x = 3, 0

D) x = 8, 5

3

Find the x-intercepts of the function \$g(x) = 2x^3 + 7x^2 - 4x\$.

A) \$x = 2, 1/2, -4\$

B) \$x = -1/2, 1/2, -3/2\$

C) \$x = 2, 1/2, -2\$

D) \$x = 0, 1/2, -4\$

4

Find the y-intercept of the function \$g(x) = x^4+ 9x^3 - 2x^2 + 5x + 10\$.

A) y = 18

B) y = 23

C) y = 13

D) y = 10

5

Find the degree of the polynomial function \$h(x) = 2x^4 + 3x^2 - 1\$.

A) 2

B) 6

C) 4

D) 9

6

Find the roots of the polynomial function \$f(x) = x^2 - 4x - 5\$.

A) x = -2, 4

B) x = 3, 6

C) x = -1, 5

D) x = -1, -6

7

Find the roots of the polynomial function \$h(x) = x^4 - 6x^3 + 11x^2 - 6x\$.

A) x = 0, 1, 2, 3

B) x = -5, -4, -3, -2

C) x = 0, -3, -6, 4

D) x = 0, 1, 2, -5

8

Find the y-intercept of the function \$g(x) = 5x^3 + 2x^2 - 6x - 4\$.

A) y = - 4

B) y = - 5

C) y = 5

D) y = 4

9

Consider the quadratic function \$f(x) = 16x^4 - 36x^2\$. Let’s find the x-intercept of this function.

A) \$ x = 0, -3, 2\$

B) \$ x = 0, -3/2, 3/2\$

C) \$ x = 0, -3/2, 2/3\$

D) \$ x = 0, -2/3, 3/2\$

10

Determine the degree, leading coefficient of the polynomial function \$h(x) = x^6 - 2x^4 + 5x^3 - 3\$.

A) 5, 1

B) 6, 1

C) 4, -2

D) 3, 7


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