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1 answer:
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Answer:
The maximum number of songs that the symphonic choir can record is 14
Step-by-step explanation:
Let
x ----> the number of songs of the symphonic choir
we know that
The number of songs of the jazz choir multiplied by its average time per song plus the the number of songs of the symphonic choir multiplied by its average time per song, must be less than or equal to 72 minutes
so
The inequality that represent this situation is
solve for x
subtract 21 both sides
divide by 3.6 both sides
therefore
The maximum number of songs that the symphonic choir can record is 14
Answer:
The given polynomial can have at most 8 roots.
Step-by-step explanation:
Here, the given polynomial is
Now, by <u>FUNDAMENTAL THEOREM OF ALGEBRA:</u>
A polynomial of degree n can have at most n distinct real roots.
Here, the given polynomial is of degree 8. ( highest power of x)
So, by the stated theorem can have at most 8 roots which might or might not be distinct in nature.