Pretest: Unit 5 Question 6 of 46
What identity can be used to rewrite the expression
4x²-9?
A. Sum of Cubes
B. Difference of Cubes
C. Difference of Squares
D. Pythagorean Triples

(-5,-28)

i graphed to on desmos.

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.

sadsdda

step-by-step explanation: