Multiply the polynomials (a2 + 3a – 7) and (2a2 – a + 4). Simplify the answer.
1 answer:
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Answer:
The mean is 52.
Step-by-step explanation:
The mean is the sum of all elements divided by the number of elements.
In this problem, we have that:
Elements
56 47 48 52 62 59 49 56 43 48
Sum
Number of Elements
10 elements
The mean is