CW 3.5_Polynomials Review

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Mathematics

9th - 12th Grade

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22 questions

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MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which of the following polynomials is written in standard form?

y = 7x³ − 5x² + 2x + 7

y = 8 − 4x² + 3x + 2x³

y = 10x² − 5x⁵+ 2x + 20

y = 1 + 2x² − 3x³ + 4x⁴

DROPDOWN QUESTION

3 mins • 1 pt

Is the leading coefficient for the polynomial in the image positive or negative?
(a)

Negative

Positive

Cannot be determined

MATH RESPONSE QUESTION

3 mins • 1 pt

What is the leading coefficient for the polynomial given by:
y = 3x² + 9x⁵ − 4 + 10x⁸ + 2x⁹ ?
Please type the number only.

$2$

Mathematical Equivalence

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Which of the following is considered as the like term for $y^2$ ? Select ALL that apply.

$3y^2$

$2xy^2$

$-2y^2$

$\frac{1}{2}y^{2\ }$

$5x^2y$

Tags

CCSS.6.EE.A.2B

MATH RESPONSE QUESTION

3 mins • 1 pt

Rewrite the following polynomial in standard form:
-9x² - 5x + 27 - 2x³

$-2x^3-9x^2-5x+27$

Mathematical Equivalence

OFF

MATH RESPONSE QUESTION

3 mins • 1 pt

Add the following polynomials.
(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)
Please type your answer only. The answer should be in standara form.

$4x^3+x^2-3x+1$

Mathematical Equivalence

OFF

Tags

CCSS.HSA.APR.A.1

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

(5x⁴- 4x³- 2x² + x - 19) - (x⁴+ 5x³ + 8x² + x + 5)

4x⁴- 9x³- 10x²- 24

4x⁴- 9x³ - 10x²- 2x - 24

4x⁴ - 9x³ - 10x² + 2x - 24

-4x⁴ - 9x³ - 10x² - 24

Tags

CCSS.HSA.APR.A.1

MATH RESPONSE QUESTION

3 mins • 2 pts

Simplify the expression.
-3x²( 7x²- x + 4)
Please type the answer in standard and simplifed form.

$-21x^4+3x^3-12x^2$

Mathematical Equivalence

OFF

Tags

CCSS.HSA.APR.A.1

10.

MATH RESPONSE QUESTION

3 mins • 2 pts

Find the following product:
(4a + 2)(6a² − a + 2)
Please type the answer only. Your answer should be in standard and simplified form.

$24a^3+8a^2+6a+4$

Mathematical Equivalence

OFF

Tags

CCSS.HSA.APR.A.1

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CW 3.5_Polynomials Review

Which of the following polynomials is written in standard form?

Is the leading coefficient for the polynomial in the image positive or negative? (a)

What is the leading coefficient for the polynomial given by:y = 3x2 + 9x5 − 4 + 10x8 + 2x9 ?Please type the number only.

Which of the following is considered as the like term for y2y^2y2 ? Select ALL that apply.

Rewrite the following polynomial in standard form: -9x2 - 5x + 27 - 2x3

Add the following polynomials. (3x3 + 3x2 – 4x + 5) + (x3 – 2x2 + x – 4)Please type your answer only. The answer should be in standara form.

(5x4 - 4x3 - 2x2 + x - 19) - (x4 + 5x3 + 8x2 + x + 5)

Simplify the expression.-3x2( 7x2 - x + 4)Please type the answer in standard and simplifed form.

Find the product:5xy(6x - y)

Find the following product:(4a + 2)(6a2 − a + 2)Please type the answer only. Your answer should be in standard and simplified form.

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Is the leading coefficient for the polynomial in the image positive or negative?
(a)

What is the leading coefficient for the polynomial given by:
y = 3x² + 9x⁵ − 4 + 10x⁸ + 2x⁹ ?
Please type the number only.

Which of the following is considered as the like term for $y^2$ ? Select ALL that apply.

Rewrite the following polynomial in standard form:
-9x² - 5x + 27 - 2x³

Add the following polynomials.
(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)
Please type your answer only. The answer should be in standara form.

(5x⁴- 4x³- 2x² + x - 19) - (x⁴+ 5x³ + 8x² + x + 5)

Simplify the expression.
-3x²( 7x²- x + 4)
Please type the answer in standard and simplifed form.

Find the product:
5xy(6x - y)

Find the following product:
(4a + 2)(6a² − a + 2)
Please type the answer only. Your answer should be in standard and simplified form.