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ExtremeBDS [4]
3 years ago
11

All real square roots of 4

Mathematics
1 answer:
Gennadij [26K]3 years ago
7 0

Answer:

the square root of 4 is 2

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Graph shows a line through the ordered pairs, (4, 7) and (2, 3). what is the slope of the line?
Ilya [14]

Answer:

  b.  2

Step-by-step explanation:

The slope is rise/run = (y2-y1)/(x2-x1) = (3-7)/(2-4) = -4/-2 = 2.

6 0
3 years ago
1)A cylindrical container has a diameter has diameter of 14cm and height of 20cm and is full of water. A student pours the water
attashe74 [19]

Answer:

Hey there!

1) To solve this, we want to know the volume of the first cylinder, which using the cylinder volume formula, we find is roughly 3079 cm^3. If the water is poured into the second cylinder, we find that the height is about 9.8 cm.

2) First, we should know that 1000 cm^3=1 liter. Volume of 1 cm tank height: 3848 cm^3, or 3.848 l. Volume for 20  cm tank height= 76.96 l. It takes about 7.7 hrs for the water level to fall 20 cm.

3) Cylinder volume formula gives us the answer to be 176 m^3 as the volume.

Hope this helps :)

6 0
3 years ago
Which is equivalent to √60n^11/256n^4 after it has been simplified completely? Assume n =0
motikmotik

Answer:

\large\boxed{\dfrac{n^3}{8}\sqrt{15n}}

Step-by-step explanation:

\sqrt{\dfrac{60n^{11}}{256n^4}}\qquad\text{use}\ \dfrac{a^n}{a^m}=a^{n-m}\ \text{and}\ \sqrt{\dfrac{a}{b}}=\dfrac{\sqrt{a}}{\sqrt{b}}\\\\=\sqrt{\dfrac{60}{256}n^{11-4}}=\dfrac{\sqrt{60n^7}}{\sqrt{256}}=\dfrac{\sqrt{4n^{6+1}\cdot15}}{16}\qquad\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=\dfrac{\sqrt{4n^6\cdot15n}}{16}\qquad\text{use}\ \sqrt{ab}=\sqrt{a}\cdot\sqrt{b}\\\\=\dfrac{\sqrt{4n^{3\cdot2}}\cdot\sqrt{15n}}{16}\qquad\text{use}\ (a^n)^m=a^{nm}

=\dfrac{\sqrt{4(n^3)^2}\cdot\sqrt{15n}}{16}=\dfrac{\sqrt{4}\cdot\sqrt{(n^3)^2}\cdot\sqrt{15n}}{16}=\dfrac{2\!\!\!\!\diagup^1\sqrt{15n}}{16\!\!\!\!\!\diagup_8}=\dfrac{n^3\sqrt{15n}}{8}

5 0
4 years ago
Help with one math question!! 98 points!!!!!!!<br> (ignore selected answer)
Gekata [30.6K]
The answer D is correct
Because the question ask about the value of the function at x =-2 you move 2 units to the left
You move to the left because its a negative
After you move to the left you go up unitl you get to where the line hits
Which is at (-2, 3)
So as you can see y would equal 3
7 0
3 years ago
Read 2 more answers
The sum of two numbers is twelve. One number is eight less than the other. Find the numbers.
Ilya [14]

Answer:

10 and 2

Step-by-step explanation:

One number is 8 less than the other.

10+2=12

10-8=2

10+2=12

7 0
4 years ago
Read 2 more answers
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