3 years ago

The value of √2+√2+2cos4x is?

Mathematics

1 answer:

Bogdan [553]3 years ago

7 0

Answer:

2.82

Step-by-step explanation:

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A cell phone package charges $39 even if 0 minutes are used during the month.Each additional minute of talk time adds a $0.07.Wr

vodomira [7]

Answer:

Total monthly cost (x) = $39 + ($0.07/min)x

Step-by-step explanation:

The y-intercept is $39. The slope is ($0.07/minute)x, where x is the number of talk minutes. Thus:

Total monthly cost (x) = $39 + ($0.07/min)x, where x is the number of talk minutes.

6 0

3 years ago

<img src="https://tex.z-dn.net/?f=%5Csqrt%7B60%7D%20%2F%5Csqrt%7B5%7D%20%28in%20radical%20form%29" id="TexFormula1" title="\sqrt

FinnZ [79.3K]

$2\sqrt{3}$

------------------------

Steps:

1st write out equation

$\frac{\sqrt{60}}{\sqrt{5}} \\$

Second write the conjugant and multiply it.

$\frac{\sqrt{60}}{\sqrt{5}} * \frac{\sqrt{5} }{\sqrt{5} }$

After multiplying you should get,

$\frac{10\sqrt{3}}{5}$

now after simplifying you should get

$2\sqrt{3}$

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Answer: The answer is choice 3

Step-by-step explanation:

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