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Lena [83]
3 years ago
9

What fraction of an hour is 55 minutes? Give your answer in its simplest form.

Mathematics
1 answer:
Ilia_Sergeevich [38]3 years ago
7 0

Answer:

11/12

Step-by-step explanation:

55/60 reduced by a factor of 5 becomes 11/12

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Which radical expression is an irrational number? A. √ 121 B. √ 65 C. √ 36 D. √ 64
alina1380 [7]

We will verify each options

option-A:

\sqrt{121}

we can factor it

\sqrt{121}=\sqrt{11*11}

\sqrt{121}=\sqrt{11^2}

\sqrt{121}=11

so, this is not irrational.........Answer

option-B:

\sqrt{65}

Since, it can not be factored

so, this is irrational.........................Answer

option-C:

\sqrt{36}

we can factor it

\sqrt{36}=\sqrt{6*6}

\sqrt{36}=\sqrt{6^2}

\sqrt{36}=6

so, this is not irrational.........Answer

option-D:

\sqrt{64}

we can factor it

\sqrt{64}=\sqrt{8*8}

\sqrt{64}=\sqrt{8^2}

\sqrt{64}=8

so, this is not irrational.........Answer


6 0
3 years ago
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I need help ASAP plsss
Nutka1998 [239]

x would be 102° . hope it helps

4 0
3 years ago
The expression 36 ÷ 6 • 2 + 1 is equal to _____.<br><br> 2<br> 4<br> 13<br> 18
NeTakaya

Answer:

Step-by-step explanation:

36/6 · 2 + 1

6 ·2 + 1

12 + 1 = 13

answer is 13

7 0
3 years ago
Solve x^2=12x-15 by completing the square. which is the solution set of the equation?​
svlad2 [7]

Use the formula  (b/2)^2 in order to create a new term. Solve for  x  by using this term to complete the square.

Exact Form:

x  =  ±√21  +  6

Decimal Form:

x  =  10.58257569…, 1.41742430…

____

I hope this helps, as always. I wish you the best of luck and have a nice day, friend..

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3 years ago
Giving 20 point BRAINLIST if you help fast!
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Answer:

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3 years ago
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