Question 9 of 55 Which statement correctly describes the expression (-12)7?
A. One factor is positive and one factor is negative, so the product
will be positive.
B. Both factors are positive, so the product will be positive.
C. Both factors are negative, so the product will be negative.
D. One factor is positive and one factor is negative, so the product
will be negative

D. one factor is positive and one factor is negative, so the product will be negative.

Step-by-step explanation: A negative number times a positive will always be negative.

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.

a

step-by-step explanation: