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Gr. 9 Integers Revision 3

Authored by Manda Russell

Mathematics

8th - 9th Grade

Used 6+ times

Gr. 9 Integers Revision 3
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2x(4x)=2x-\left(-4x\right)=  

 6x-6x  

 2x-2x  

 6x6x  

 8x8x  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3x7x=-3x-7x=  

 4x-4x  

 10x-10x  

 21x21x  

 10x10x  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (5x)+(7x)=-\left(-5x\right)+\left(-7x\right)=  

 12x-12x  

 2x2x  

 12x12x  

 2x-2x  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 8x×9xy=-8x\times9xy=  

 72x2y-72x^2y  

 xyxy  

 72xy-72xy  

 72x2y72x^2y  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (3ab)×(4ab2)=\left(-3ab\right)\times\left(-4ab^2\right)=  

 12a2b3-12a^2b^3  

 12a2b312a^2b^3  

 12ab212ab^2  

 12ab2-12ab^2  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 16a2b8ab2=\frac{16a^2b}{-8ab^2}=  

 2ab\frac{2a}{b}  

 2ab-2ab  

 2ab\frac{-2a}{b}  

 2ab2ab  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 9x2y83x3y6=\frac{-9x^2y^8}{-3x^3y^6}= 

 3xy23xy^2  

 3y2x\frac{-3y^2}{x}  

 3xy2-3xy^2  

 3y2x\frac{3y^2}{x}  

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