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gregori [183]
3 years ago
14

Make x the subject of y 2.x + 1 r-1

Mathematics
1 answer:
Margaret [11]3 years ago
4 0

Answer:

x = \frac{1+y^{2} }{y^{2}-2 }

Step-by-step explanation:

Square both sides.

y² = (2x + 1) / (x - 1)

Multiply both sides by (x - 1).

y²(x - 1) = 2x + 1

xy² - y² = 2x + 1

xy² = 2x + 1 + y²

xy² - 2x = 1 + y²

x(y² - 2) = 1 + y²

x = \frac{1+y^{2} }{y^{2}-2 }

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Answer:

9

Step-by-step explanation:

-7 and -7 are the same and -5 and 4 are 9 spaces apary.

Hope this helps plz hit the crown <3

8 0
3 years ago
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Using the new unit you have defined, rewrite the debt for years 1900, 1930, 1960, and 2000.
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one group of friends has 5 cookies to share between 3 people.a second group of friends has 8 cookies to share between 6 people.w
Paul [167]
Group 1:-
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3 people
5/3

Group 2:
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5/3

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8/6

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8 0
3 years ago
6,859^1/3 can be written as
zloy xaker [14]

Answer:

∛6859   ( = 19).

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I am Lyosha [343]

Answer:

12.8, 11.6, 10.4, 9.2, 8.0, 6.8, 5.6

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Step-by-step explanation:

The first one is arithmetic as the pattern is deducting 1.2, second one is geometric as it is dividing 2.

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