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marin [14]
2 years ago
12

This table shows rainfall in centimeters for a city in different months the quadratic regression equation that models these data

is y=-0.77x^2+6.06x-5.9. Using the model the predicted rainfall for month 11 is about -32.4 centimeters does this prediction make sense why or why not HELP ASAP

Mathematics
1 answer:
kiruha [24]2 years ago
3 0

Answer:

  (a) No; rainfall amounts are positive

Step-by-step explanation:

Rainfall amounts are measured using a gauge that reports the amount as zero when the gauge is empty. Any rainfall adds to the amount in the gauge, so is reported as a positive number. There is no way to remove more rainfall than is in the gauge, so there is no way to have a negative rainfall amount

A prediction of a negative rainfall amount makes no sense, because you can't have a negative amount of rainfall.

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4 years ago
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Jade says that the absolute value of a number and the opposite of a number is the same thing. Is Jade correct? Use examples to h
avanturin [10]

Answer:

No, the absolute value of a number is different from the opposite.

Step-by-step explanation:

For example, the absolute value of 4 is 4.

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But the opposite of 4 is -4.

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I’m not good at math at all please help sum 1
oee [108]

Answer:

1,2

Step-by-step explanation:

R is 2 to the left and 1 up from the origin. If you rotate that 90 degrees its 2 up and 1 to the right.

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8 0
3 years ago
Anna is planning on making a circular garden. If the diameter of the garden is 21 meters, what is the circumference?
Ksenya-84 [330]
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3 years ago
Eli takes a typing test and types all 240 words in 1 10 hour. He takes the test a second time and types the words in 1 12 hour.
alexandr1967 [171]

Answer:

"faster"

Step-by-step explanation:

Let's put the rates of Eli in WORDS PER MINUTE (the normal measure for typing).

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Now, converting 1/12th of an hour to minutes in the similar manner, we have:

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