2 + 3x²y - 1⁄2y + y - 1

Mathematics

1 answer:

Svet_ta [14]3 years ago

4 0

Answer:

3x²y+0.5y+1

Step-by-step explanation:

2+3x²y -0.5y+y -1

2 and -1 is 1

-0.5y and +y is +0.5y so the answer is...

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2 • -1^3 - 3 • -1^2 +7

sertanlavr [38]

Simplify 1^3 to 1

2 × -1 - 3 × -1^2 + 7

Simplify 1^2 to 1

2 × -1 - 3 × -1 + 7

Simplify 2 × -1 to -2

-2 - 3 × -1 + 7

Simplify 3 × -1 to -3

-2 - (-3) + 7

Simplify brackets

-2 + 3 + 7

Simplify

3 0

3 years ago

What is the order of the set A={-1,20,3,17,5}

laiz [17]

Hey!

Hope this helps...

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I'm assuming your talking about least to greatest, OR greatest to least. If so, that's what I'll do...

Least to Greatest: -1, 3, 5, 17, 20

Greatest to Least: 20, 17, 5, 3, -1

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Unfortunately I did not completely understand the question, for future reference please give AS MUCH detail as possible so that your fellow brainly members can help you ASAP...

And thanks for using Brainly!

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3 years ago

Isaac keeps track of the amount of money in his savings certificate each month. He has accumulated the following data:

Dafna1 [17]

Answer:

d. The common ratio is 1.1

Step-by-step explanation:

To see if the data has a common ratio or common difference, we have to see if the division between them is equal(common ratio), or if the difference between them is equal(common difference).

In this case, since $60.5 - 55 \neq 55 - 50$ , it has a common ratio.