Answer:
Step-by-step explanation:
The question relates to dividing a fraction by proper and another fraction
The given expression is presented as follows;
We rearrange the fractions as improper fractions for easier division as follows;
Therefore, we have;
Split the integrand into partial fractions.
Then we have
which follows from the result
6 times a number n is 6n.
In algebra, when number multiply with variables, you don't need a multiplication sign (x). You just put them together like 6n (instead of 6 x n).
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Answer:
d. r > 0, V(r) > 0
Step-by-step explanation:
The radius represent a measure of lenght and the volume a measure of space, and both, lenght and space, cannot be negative, so both have to be > 0