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ElenaW [278]
3 years ago
9

Which set is closed under subtraction?

Mathematics
1 answer:
siniylev [52]3 years ago
7 0
Third one is correct
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Can you explain why in detail please?
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it would be the graph on the right.

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Solve the quadratic equation by factoring. check your solutions in the original equation. (enter your answers as a comma-separat
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High in the rocky mountains, a biology research team has drained a lake to get rid of all fish. After the lake was refilled, the
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Answer:

Step-by-step explanation:

High in the Rocky Mountains, a biology research team has drained a lake to get rid of all fish. After the lake was refilled, they stocked it with an endangered species of Greenback trout. Of the 2000 Greenback trout put into the lake 400 were tagged for later study. An electroshock method is used on individual fish to get a study sample. However, this method is hard on the fish. The research team wants to know the smallest number of fish that must be electroshocked to be at least 50% sure of getting a sample of two or more tagged trout.

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species of Greenback trout of the 2000 greenback trout put into the lake 400

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3 years ago
Sean has a bag with 15 marbles. Six of the marbles are red, and 9 are blue. If Sean draws one marble from the bag, the probabili
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The probability would be written as number of red marbles/ total number of marbles.

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Antony has a net spendable income of $1,950 per month. What is the maximum recommended amount of money that he should budget for
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C. would be the answer to your question.

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