According to a legend, a Chinese Emperor Yu-Huang saw a magic square on the back of a turtle. In a magic square, the numbers in each row and in each column have the same sum. The sum is called the magic sum. Fill in each blank so that each row and column has a sum of 0. You have to use each integer (-4, -3, -2, -1, 0, 1, 2, 3, 4) exactly ONCE. Some have already been used.

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.

the answer is 13 cm

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step-by-step explanation:

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step-by-step explanation:

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