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egoroff_w [7]
3 years ago
8

Variable y varies directly with variable x, and y = 45 when x = 9.

Mathematics
2 answers:
Roman55 [17]3 years ago
8 0
Y=45 x=9
9*?=45
?=5 so,
2*5=10
y=10
weqwewe [10]3 years ago
4 0
X  ----------> y
9 ----x5--->45

Namely,
2-----x5 --->y
y= 2.5 =10
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Lostsunrise [7]
(x^2 - 1) = (x+1)(x+1)

so
answer is <span>(x + 1)(6x – 1)</span>
8 0
3 years ago
a can of soup has a volume of 20 pi cubic inches. the diameter of the can is 4 inches. What is the height of the can
ozzi

Answer:

<h3>5 inches</h3>

Step-by-step explanation:

A can is cylindrical in nature and volume of a cylinder is expressed as;

V = πr²h where;

r is the radius of the cylindrical can

h is the height of the can.

Given parameters

Volume of the can of soup = 20πin³

diameter of the can = 4inches

Since diameter = 2r

radius = d/2 = 4/2 = 2inches

Required parameter.

Height of the can

Substituting the given parameters into the formula to get the height h will give;

20π = πr²h

20 = r²h

20 = 2²h

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4h/4 = 20/4

h = 5inches

<em>Hence the heighr of the can is 5 inches</em>

4 0
2 years ago
The algebraic form of a sequence is 4n+1. write the sequence​
diamong [38]

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5, 9, 13, 17, 21, .....

Step-by-step explanation:

To generate the sequence, substitute n = 1, 2, 3, 4, ..... into the rule

a₁ = 4(1) + 1 = 4 + 1 = 5

a₂ = 4(2) + 1 = 8 + 1 = 9

a₃ = 4(3) + 1 = 12 + 1 = 13

a₄ = 4(4) + 1 = 16 + 1 = 17

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7 0
3 years ago
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dimaraw [331]
* <em>L is the Length</em><em /> <em>and A is the Area
</em><em />
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L^2 = 1600
√L^2 = √1600
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Answer: The length of each side is 40 feet.

Btw: <em />this was your question "<em>A square garden has an area of 1600 feet length of each side"</em>

When it should be . . .

<em>"A square garden has an area of 1600 feet squared length of each side"</em>
3 0
2 years ago
I really need the answer
notka56 [123]

Answer:

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Step-by-step explanation:

One line represents 1/16 lb.

6 0
2 years ago
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