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3 years ago

Simplify this expression. 3^5/3^3

Mathematics

2 answers:

san4es73 [151]3 years ago

7 0

Answer:

3^2

Step-by-step explanation:

3^5/3^3=3^(5-3)=3^2

KatRina [158]3 years ago

4 0

Answer:

$\frac{ {3}^{5} }{ {3}^{3} } = {3}^{5 - 3} = {3}^{3} = 27$

Step by step explanation :

When dividing two fraction we subtract the powers if the bases are same.

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Monica spent 3/4 hours listening to tapes of Beethoven and Brahms. She spent 1/5 hours listening to Beethoven . How many hours w

ELEN [110]

Answer:

Monica spent 0.55 hours listening to Brahms.

Step-by-step explanation:

We are given the following in the question:

Amount of time spent listening to tapes of Beethoven and Brahms =

$=\dfrac{3}{4}$

Amount of time spent listening to Beethoven =

$=\dfrac{1}{5}$

Total time spent listening to Brahms =

Amount of time spent listening to tapes of Beethoven and Brahms - Amount of time spent listening to Beethoven

$=\dfrac{3}{4}-\dfrac{1}{5}\\\\=\dfrac{15-4}{20}\\\\=\dfrac{11}{20}\text{ Hours}\\\\=0.55\text{ Hours}$

Thus, Monica spent $\frac{11}{20}\text{ hours}$ listening to Brahms.

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Karolina [17]

Answer:

Step-by-step explanation:

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7-3=4

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3 years ago

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Answer:

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Step-by-step explanation:

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