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Alg 1 Unit 6 Test: Exponents and Exponent Functions

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Last updated about 3 years ago
21 questions
Untitled Section
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Select ONE of the following TWO word problems
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Question 1
1.

Simplify: 10m^{2}n+7mn^{2}-m^{2}n

Question 2
2.

Simplify: (xy^3)\cdot(xy)^4

Question 3
3.

Simplify: (-2p^{4}q^{6})^2

Question 4
4.

Select ONE of the following TWO to simplify:

A. (-2ab^{2})\cdot(3a^{2}b)^{2}

B. (2a^{2})^{3}+(a^{4})(3a^{2})

Question 5
5.

Simplify: \frac{(3x^{5})^{2}}{27x^{3}}

Question 6
6.

Simplify: \frac{(10ab)^{-2}(2a^{4}b^{3})}{4a^{5}b}

Question 7
7.

Simplify: 38x^{2}y-x^{2}y

Question 8
8.

Select ONE of the following TWO problems:

A. Find the area of the rectangle below:( A=l\times w )



B. Find the perimeter of the triangle below: (Perimeter is the distance around)


Question 9
9.

OPTIONAL: Find the area of the trapezoid below:


Question 10
10.

Question 11
11.

Question 12
12.

OPTIONAL: Simplify:

Question 13
13.

Graph the exponential function by using a table, and then identify its key characteristics

Question 14
14.

Question 15
15.

Question 16
16.

Question 17
17.

Question 18
18.

Question 19
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Question 20
20.

Question 21
21.

BONUS: Simplify the esxpression below completely. Write your answer only in positive exponents.

(\frac{-3x^{-6}y^{-1}z^{-2}}{6x^{-2}yz^{-5}})^{-2}-(3x^{3}y^{2}z^{-2})^3\cdot(x^{-1}y^{-2})

MULTIPLE CHOICE: Which of the following represent 3.61\times10^{-5} written in standard form
361000
0.361
0.00361
0.0000361
MULTIPLE CHOICE: Which of the follwoing gives the value of the expression below written in scientific notation

(9.1\times10^{-12})+(5.8\times10^{-13})
1.129\times10^{-13}
9.68\times10^{-13}
1.129\times10^{-12}
The Mendez family just bought a home for
$180,000. If the value of the home increases at a rate of 3% per year, use an exponential function to find the approximate
value of the home after 10 years.

Growth Formula:


Decay Formula:
A=P\left(1-r\right)^t
$258,000
$250,000
$242,000
$243,000
Doug purchased land for $8,000 in 1995. The
value of the land depreciated by 4% each year
thereafter. Use an exponential function to find
the approximate value of the land in 2002.
$5,760
$5,771
$6,012
$6,262
Which rule represent the pattern shown in the sequence {4,-12,36,-108...}
a_n=-\frac{1}{3}\times4^{n-1}
a_n=4\times(-3)^{n-1}
a_n=4\times(-\frac{1}{3})^{n-1}
Use the rule above in 16 to find a_7
8,748
-8,748
-2,916
2,916
Write the simplest radical form of
8\sqrt3
6\sqrt5
4\sqrt12
2\sqrt48
Which value could be placed under that radical symbol to make the statement true

35
245
875
1,715
Write in simplest radical form:
2x^{3}y^{4}\sqrt{60}
2x^{3}y^{8}\sqrt{60x}
4x^{3}y^{5}\sqrt{15}
4x^{4}y^{8}\sqrt{15x}