3 years ago

What two numbers when added equal 25 and when multiplied = -200

1 answer:

3 0

The numbers are irrational, so I can't write them exactly with digits.
When rounded to the nearest ten-thousandth, they are

31.3746
and
-6.3746 .

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Remove all perfect squares from inside the square root. \sqrt{63}= 63

Over [174]

3 $\sqrt{7}$ is the answer obtained when the perfect squares are removed from $\sqrt{63}$

Step-by-step explanation:

$\sqrt{63}$ is written as the $\sqrt{9*7}$ .
Thus the 9 is the perfect square of 3 so by taking 9 out of the square root it becomes 3
Thus the answer is 3 $\sqrt{7}$
Perfect square is said to be the number which is obtained by the twice the product of the every number.

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3 years ago

noise in a quiet room is 500 times for as intense as the threshold of sound. what is the decibel measurement for the quiet room?

mestny [16]

For this case, the first thing you should do is observe the graph.
We have that the x-axis represents the intensity of the sound.
The y-axis represents the measure in decibels.
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Answer:
The decibel measurement for the quiet room is:
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Alex787 [66]

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3 years ago

What are double facts what do they look like

motikmotik

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