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Pepsi [2]
3 years ago
9

If there is a very strong correlation between two variables, then the coefficient of correlation must be

Mathematics
1 answer:
yulyashka [42]3 years ago
8 0
It's just be positive
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How to make 2 3/4 a improper fraction
Paha777 [63]

Answer:

11/4

Step-by-step explanation:

ok lets say one 2 is equal to 4/4  so you have 8/4 plus the 3/4

5 0
3 years ago
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Mis abuelos ______ profesores de matemáticas. *
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Answer: son, estoy, estas, es, son, estamos, son, estan

Step-by-step explanation:

If it is talking about someone else then try to use, son. Like the first one. For words for yo use words like estoy. I don´t really know how to explain them but they make sense.

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3 years ago
Find a unit vector parallel to and normal to the graph of f(x) at the indicated point. f(x) = sqrt(25-x^2) point (3,4)
cupoosta [38]
<span>y = sqrt(25-x^2) at point (3,4)

The derivative gives us the slope at 3 to be:
          -2x
 ------------ at x=3: -3/4
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</span><span>so we have a vector that is parallel to the slope of the tangent line is: <4,-3>
</span>
<span>the mag = 5 so; unit tangent = <4/5 , -3/5>
</span>
<span>since perpendicular lines have a -1 product between slopes we get the normal to be... <3/5,4/5>
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<span>It is <4,-3> because it is rise over run. Rise is y component of vector and run is x component of vector.</span>
4 0
4 years ago
Marie added 3 1/8 cup of all-purpose flour and 1/4 cup of whole wheat flour in the cake. She added 1/3 cup of sugar at also, how
OlgaM077 [116]

Answer:

3 \frac{3}{8}

Step-by-step explanation:

Maria only combined two different types of flour to the cake. Therefore, in order to find the total amount of flour she added we need to add these measurements together. First, we need to find a common denominator. We do this by multiplying the numerator and denominator of the amount of whole wheat flour by 2. This would be the easiest way of giving us the same denominator as the measurement for the all-purpose flour.

\frac{1 * 2}{4 * 2} = \frac{2}{8}

Now that we have the same denominators we can simply add both measurements together

3 \frac{1}{8} + \frac{2}{8} = 3 \frac{3}{8}

5 0
3 years ago
5t^2-5.5-3.5t+1.5t^2+4t
Luba_88 [7]
Use photomath I highly recommend it 
4 0
4 years ago
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