The volume of a cone varies jointly as the square of its radius and its height. if the volume of a cone is 99piπ cubic inches wh
1 answer:
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Answer:
B
Step-by-step explanation:
In order to get the same denominator, we need to multiply the second fraction by (b+2) in the numerator and denominator.
We will end up in something like this :
I just timed the second fraction by b+ 2 and then i added them together.
Therefore, we will get
now factoring the numerator we will end like this
we will then end up with the answer.
Hope this helps.
