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pickupchik [31]
4 years ago
11

Y=x^2+1 over Y=3x+2. What would be the best method to solve this system of equations?

Mathematics
1 answer:
solong [7]4 years ago
7 0
Substitution is the way I would solve it
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Suppose that y is inversely proportional to the square root of x. Find the constant of proportionality k if y=11 when x=7.
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Answer:  11√7

<u>Step-by-step explanation:</u>

Inversely proportional means y√x=k, where k is the constant of proportionality

Find k, when x = 7 and y = 11   ---->    11√7 = k

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3 years ago
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Find the final amount of money in an account if $1,700 is deposited at 5.5 % interest compounded
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Volume of composite figures
ollegr [7]

Given:

The diameter of cylinder is 6 in and the height of the cylinder is 8 in.

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To find:

The volume of the composite figure.

Solution:

Volume of a cuboid is:

V_1=length\times breadth\times height

V_1=15\times 9\times 9

V_1=1215

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\dfrac{6}{2}=3\text{ inches}

Volume of a cylinder is:

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Where, r is the radius and h is the height.

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V_2=(3.14)(3)^2(8)

V_2=(3.14)(9)(8)

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The volume of the cylinder is 226.08 cubic inches.

Now, the volume of the composite figure is:

V=V_1+V_2

V=1215+226.08

V=1441.08

Therefore, the volume of the composite figure is 1441.08 cubic inches.

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3 years ago
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Answer:

Step-by-step explanation:

1. •6.25 × 7.5 = "the answer"

2. •20 - "the answer"

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