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Exponents Test

Authored by John Strickland

Other

9th - 12th Grade

Used 2+ times

Exponents Test
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Write the following number in scientific notation:


0.000000789

789×109789\times10^{-9}

789×109789\times10^9

7.89×1077.89\times10^{-7}

7.89×1077.89\times10^7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Write the following number in scientific notation:

 475,000,000,000,000,000,000,000475,000,000,000,000,000,000,000  

 4.75×10234.75\times10^{23}  

 475×1021475\times10^{21}  

 4.75×10234.75\times10^{-23}  

 475×1021475\times10^{-21}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:

 (2×103)(3×107)\left(2\times10^{-3}\right)\left(3\times10^7\right) 

 6×10216\times10^{-21}  

 5×10215\times10^{-21}  

 5×1045\times10^4  

 6×1046\times10^4  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:

 8×1014×105\frac{8\times10^{-1}}{4\times10^{-5}} 

 2×1042\times10^4  

 2×10152\times10^{\frac{1}{5}}  

 2×1062\times10^{-6}  

 2×1052\times10^5  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:

 (2x2)1\left(2x^2\right)^{-1} 

 2x2-\frac{2}{x^2}  

 12x2-\frac{1}{2x^2}  

 2x2\frac{2}{x^2}  

 12x2\frac{1}{2x^2}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:

 4x4y53x2y14x^4y^5\cdot3x^{-2}y^{-1} 

 12x8y5\frac{12}{x^8y^5}  

 12x2y412x^2y^4  

 7x2y47x^2y^4  

 7x8y5\frac{7}{x^8y^5}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:

 (2x2)23x\left(2x^2\right)^2\cdot3x  

 12x612x^6  

 5x65x^6  

 5x55x^5  

 12x512x^5  

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