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Practice set b
Write each of the following so that only positive exponents appear.
Sample set c
Rewrite
in a simpler form.
Notice that we are dividing powers with the same base. We’ll proceed by using the rules of exponents.
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Write
so that no denominator appears.
We can eliminate the denominator by moving all factors that make up the denominator to the numerator.
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Find the value of
.
We can evaluate this expression by eliminating the negative exponents.
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Practice set c
Exercises
Write the following expressions using only positive exponents. Assume all variables are nonzero.
For the following problems, evaluate each numerical expression.
For the following problems, write each expression so that only positive exponents appear.
Exercises for review
Questions & Answers
define biology infour way
Explain the following terms .
(1) Abiotic factors in an ecosystem
Abiotic factors are non living components of ecosystem.These include physical and chemical elements like temperature,light,water,soil,air quality and oxygen etc
Qasim
passive process of transport of low-molecular weight material according to its concentration gradient
AI-Robot
what is production?
Catherine
how did the oxygen help a human being
how did the nutrition help the plants
Biology is a branch of Natural science which deals/About living Organism.
evolutionary history and relationship of an organism or group of organisms
AI-Robot
cell is the smallest unit of the humanity biologically
Abraham
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Source:
OpenStax, Elementary algebra. OpenStax CNX. May 08, 2009 Download for free at http://cnx.org/content/col10614/1.3
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