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Ann [662]
4 years ago
5

Urgent math trig. question. plz help. number 6​

Mathematics
1 answer:
Rom4ik [11]4 years ago
7 0

4x/√16 - X²

=

as a² - b² = (a+b)(a-b)

so

√(4-×)(4+×)

So

as x =

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Is 3.6 km or 3,600 m is greater or eqaul
SVEN [57.7K]

<span>3.6 km is equal to 3,600 m  :)</span>

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On an airplane there are two seats on the left side in each row and three seats on the right side there are 90 seats on the righ
Anuta_ua [19.1K]
<em><u>The correct answer is 60 seats on the left side</u></em>, but you might also want to know how I got that answer . . .

Let's say, n = number of rows

Since we know the airplane has an equal number of rows on the right side as it does on the left side, then we can mathematically show that:

number of sears on the right side = 3n = 90 seats
number of sears on the left side = 2n = ? seats

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<em>as for how many seats all together, just add . . 90 + 60 = 150 seats total</em>

3 0
4 years ago
Perimeter of a square is (12x-2y). What is the algebraic expression for the length of the side of the square?
sashaice [31]

Answer:

s = 3x - (1/2)y

Step-by-step explanation:

The perimeter of a square is 4s, where s is the side length.  Here,

12x - 2y = 4s, and so s = 3x - (1/2)y

6 0
4 years ago
Sheila is baking cakes for an upcoming fundraiser and needs 2 1/2 cups
n200080 [17]

Answer:

3 1/3 cupcakes

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8 0
3 years ago
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Is this correct?<br>I just started learning this​
MrRa [10]
2^3 = 8
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(5^2 = 5*5 = 25)
(2^5 = 2*2*2*2*2 = 32)
6 0
3 years ago
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