Add, Subtract, and Multiply Polynomials

Add, Subtract, and Multiply Polynomials

9th - 11th Grade

8 Qs

quiz-placeholder

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Add, Subtract, and Multiply Polynomials

Add, Subtract, and Multiply Polynomials

Assessment

Quiz

Mathematics

9th - 11th Grade

Practice Problem

Hard

Created by

Cole Damon

Used 6+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify

 (8x35x26)+(5+7x6x2)\left(8x^3-5x^2-6\right)+\left(5+7x-6x^2\right)  

 8x311x2+7x18x^3-11x^2+7x-1  

 23x311x2+7x123x^3-11x^2+7x-1  

 15x311x2+7x115x^3-11x^2+7x-1  

 23x312x2+7x123x^3-12x^2+7x-1  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify

 (5b3+5b+4)(72b+6b3)\left(5b^3+5b+4\right)-\left(7-2b+6b^3\right)  

 b3+7b3-b^3+7b-3  

 4b3+7b74b^3+7b-7  

 6b3+7b76b^3+7b-7  

 6b3+7b36b^3+7b-3  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify

 (4k+5k23k3)+(8k3+5k2+6k)\left(4k+5k^2-3k^3\right)+\left(8k^3+5k^2+6k\right)  

 10k3+8k2+5k10k^3+8k^2+5k  

 5k3+10k2+10k5k^3+10k^2+10k  

 5k3+10k2+5k5k^3+10k^2+5k  

 10k3+10k2+5k10k^3+10k^2+5k  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify

 (4x+3x2+1)(4x+45x2)\left(4x+3x^2+1\right)-\left(4x+4-5x^2\right)  

 8x237x8x^2-3-7x  

 8x2+37x8x^2+3-7x  

 8x238x^2-3  

 14x2+37x14x^2+3-7x  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multiply each binomial

 (4n+3)(4n4)\left(4n+3\right)\left(4n-4\right)  

 16n24n1216n^2-4n-12  

 16n2+28n+1216n^2+28n+12  

 16n21216n^2-12  

 16n228n+1216n^2-28n+12  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multiply

 (4r+8)(2r5)\left(4r+8\right)\left(2r-5\right)  

 8r2408r^2-40  

 8r2+36r+408r^2+36r+40  

 8r24r408r^2-4r-40  

 8r236r+408r^2-36r+40  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multiply

 (2x+7)(5x+3)\left(2x+7\right)\left(5x+3\right)  

 10x2+29x2110x^2+29x-21  

 10x2+41x+2110x^2+41x+21  

 10x2+2110x^2+21  

 10x229x2110x^2-29x-21  

8.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multiply

 (2x5)(8x5)\left(2x-5\right)\left(8x-5\right)  

 6x2+12x+66x^2+12x+6  

 16x250x+2516x^2-50x+25  

 16x26x+2516x^2-6x+25  

 6x2+8x+26x^2+8x+2