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Alchen [17]
3 years ago
5

The temperature falls from -7°C to -20°C. What is the change in these temperatures?

Mathematics
1 answer:
mixer [17]3 years ago
5 0

Answer:

13 degrees Celsius

Step-by-step explanation:

To solve this question, you need to subract -20 from - 7.-7-(-20)  is 13.

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The cost of 3 scarves is $65.25. what's the unit price?​
zzz [600]

Answer:

21.75

Step-by-step explanation:

65.25/3=21.75

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3 years ago
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Given h()<br> - 4x - 4, solve for a when h(x)<br> -8.
Ilia_Sergeevich [38]

Answer:

28

Step-by-step explanation:

this is a function

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If the price of a purse increased from $45 to $54, what was the percent of increase
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3 years ago
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Mr. Daniel has 1 2/3 acres of land in which he plans to fertilize. If each bag of fertilizer covers 1/9 of an acre and be bought
tensa zangetsu [6.8K]
He will have 5 bags leftover.
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2 years ago
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According to the Rational Root Theorem, what are all the potential rational roots of f(x) = 9x4 – 2x2 – 3x + 4?
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The coefficients of x4 is 9. It has factors of 1, 3, and 9. The constant is 4. It has factors of 1, 2, and 4.
The (positive and negative) ratios of the factors of the coefficient of the x4 and the constant 4 are the potential rational roots of the function.
The answers are:
1, -1, 3, -3, 9, -9, 1/2, -1/2, 3/2, -3/2, 3/4, -3/4, 9/2, -9/2, 9/4, -9/4
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