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Elan Coil [88]
3 years ago
14

Y^3 +3y^2 -10y-24=0 is y=-2

Mathematics
1 answer:
nadezda [96]3 years ago
5 0

Answer:

y^3 +3y^2 -10y-24=0 where y=-2 <- True

Step-by-step explanation:

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A number whose value is greater than zero
Dima020 [189]

Answer:

natural number

Step-by-step explanation:

natural number

6 0
2 years ago
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In the Pythagorean Theorem, what<br> does the "a" stand for?<br> a2 + b2 = c2
Sophie [7]

Answer:

A theorem stating that the square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of the lengths of the other sides. It is mathematically stated as c2 = a2 + b2, where c is the length of the hypotenuse and a and b the lengths of the other two sides.

Step-by-step explanation:

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The formula for the volume of a sphere is v= 4/3 3.14rWhat is the formula solved for r?
prohojiy [21]

Answer:

r = \frac{3}{4\pi}V

Step-by-step explanation:

First, the formula for the volume of a sphere is:

V = \frac{4}{3}\pi r^3

\frac{3}{4}V = \pi r^3

\frac{3}{4}V\frac{1}{\pi} = r^3

r^3 = \frac{3}{4\pi}V

r = \sqrt[\leftroot{-2}\uproot{2}3]{\frac{3}{4\pi}V}

<u><em>If there is any steps you are unsure of, feel free to ask in the comments.</em></u>

6 0
3 years ago
If p varies directly with T and p =105 when T=400.Find p when T =500
kumpel [21]

Answer:

<h3>p = 131.25</h3>

Step-by-step explanation:

The variation p varies directly with T is written as

p = kT

where k is the constant of proportionality

To find p when T =500 we must first find the formula for the variation

That's

when p = 105 and T = 400

105 = 400k

Divide both sides by 400

<h3>k =  \frac{21}{80}</h3>

So the formula for the variation is

<h2>p =  \frac{21}{80} T</h2>

when

T = 500

Substitute it into the above formula

That's

p =  \frac{21}{80}  \times 500

Simplify

The final answer is

<h3>p = 131.25</h3>

Hope this helps you

7 0
3 years ago
Social studies class is 4 more than two times the length of recess, in minutes.
makvit [3.9K]
Since there are no numbers, i will assume that the length of recess is 1 minute, or x. if social studies is 4 more than 2 times the length of recess, we can use the equation x*2+4 to solve the problem. the end result will be 6 minutes. Social studies is 6 minutes longer than recess
8 0
2 years ago
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