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Klio2033 [76]
3 years ago
12

How to do complex fractions and unit rates

Mathematics
1 answer:
mars1129 [50]3 years ago
8 0
Alright for a better explanation go on YouTube.com and search up “complex fratctions and unit rates” but It’s easy you’ll understand
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Thus, the proportion has gone down, 0.14.
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3 years ago
3/4 = j - 1/2 j= ?<br> What would be the answer for this?
zepelin [54]

Answer:

J = 5/4 = 1.250

Step-by-step explanation:

yourwelcome :0

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4 years ago
Write an equation for an ellipse centered at the origin, which has foci at (\pm\sqrt{12},0)(± 12 ​ ,0)left parenthesis, plus min
lora16 [44]

Answer:

\mathbf{\dfrac{x^2}{49^2} +\dfrac{y^2}{37^2} =1}

Step-by-step explanation:

Given that :

the foci of the ellipse is (±√12,0) and C0-vertices are (0,±√37)

The foci are (-C,0) and (C ,0)

the focus has x-coordinates so the focus is  lie on x- axis.

The major axis also lie on x-axis

The minor axis lies on y-axis so C0-vertices are (0,±√37)

The given focus C = ae = √12

Given co-vertices ( minor axis) (0,±b) = (0,±√37)

b= √37

We can therefore express the  relation between the focus and semi major axes and semi minor axes as:

\mathbf{c^2 = a^2 - b^2 } \\ \\ \mathbf{a^2 = c^2 + b^2 } \\ \\ \mathbf{c^2 = ( \sqrt12)^2 - (\sqrt 37)^2 }  \\ \\ \mathbf{c^2 = 49 } \\ \\  \mathbf{c = \sqrt{49 }}

The equation of ellipse formula is:

\dfrac{x^2}{a^2} +\dfrac{y^2}{b^2} =1

and we know that \mathbf{a=\sqrt{49}  \ \  and  \  \ b=\sqrt{37}}

Thus ; the equation of the ellipse at the origin is

\mathbf{\dfrac{x^2}{49^2} +\dfrac{y^2}{37^2} =1}

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4 years ago
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Answer:

84/2=42

Step-by-step explanation:

The multiplication problem 42×2 has a product of 84, this also means that 84/2 is a dividend of 42.  This means that 84/2 is 42

5 0
3 years ago
How do you find the square root of an integer
enot [183]

Step-by-step explanation:

you can find the factors of it then see which two numbers multiply together to form the integer.

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3 years ago
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