Grade 9 Quiz 3 (Algebraic Expressions & Exponents

Grade 9 Quiz 3 (Algebraic Expressions & Exponents

8th - 9th Grade

8 Qs

quiz-placeholder

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Grade 9 Quiz 3 (Algebraic Expressions & Exponents

Grade 9 Quiz 3 (Algebraic Expressions & Exponents

Assessment

Quiz

Mathematics

8th - 9th Grade

Hard

Created by

Miss Arendse

Used 18+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 5x(2x2+3x1)5x\left(-2x^2+3x-1\right)  

 10x3+15x21-10x^3+15x^2-1  

 10x3+15x25x-10x^3+15x^2-5x  

 10x2+15x1-10x^2+15x-1  

 10x215x+5x10x^2-15x+5x  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 42(x2)4-2\left(x-2\right)  

 2x-2x  

 2x42x-4  

 82x8-2x  

 2x+4-2x+4  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (x23)2-\left(x^2-3\right)2  

 2x2+6-2x^2+6  

 2x2+62x^2+6  

 2x262x^2-6  

 2x26-2x^2-6  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 10a220a\frac{-10a^2}{-20a}  

 a2\frac{a}{2}  

 a2-\frac{a}{2}  

 2a-2a  

 2a2a  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 14x3\frac{1}{-4x^{-3}}  Write all exponents as positive

 x34\frac{x^3}{-4}  

 4x34x^3  

 4x3\frac{4}{x^3}  

 4x3-4x^3  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (5x2)2\left(5x^{-2}\right)^2  Write all exponents as positive

 25x4\frac{25}{x^4}  

 10x4\frac{10}{x^4}  

 10x410x^{-4}  

 25x025x^0  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 4a2b(2a+b)+3ab(4a2+ab)4a^2b\left(2a+b\right)+3ab\left(4a^2+ab\right)  

 20a3b+7a2b220a^3b+7a^2b^2  

 27a5b327a^5b^3  

 20a5+7b320a^5+7b^3  

 12a5b3+15a5b312a^5b^3+15a^5b^3  

8.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Subtract  2x+3y5 2x+3y-5\   from  5x+4y25x+4y-2  

 3xy3-3x-y-3  

 3x+y+33x+y+3  

 3x+y73x+y-7  

 3xy7-3x-y-7