What are the solutions to the quadratic equation 4(x + 2)2 = 36
2 answers:
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Answer:
89.
Step-by-step explanation:
We have been given that after taking 7 quizzes, your average is 77 out of 100. We are asked to find what average score be on the next five quizzes to increase your average to 82.
The total of 12 quizzes to get 82 would be .
The total scores earned by you in previous 7 quizzes are
The total scores you need to earn on next 5 quizzes would be difference of scores in 12 quizzes and total scores in 7 quizzes as:
Now, we will divide total scores on coming 5 quizzes by 5 to find the average as:
Therefore, your average score on the next five quizzes should be 89 to increase your average to 82.
Answer:
Check below
Step-by-step explanation:
With the information given, let's consider some aspects of Sandy Beach behavior.
1. Sandy Beach
Let's calculate the period of this function
The Period of sin function is
2. Verifying the Range, in this case the lapse of time.
A <em>sin</em> function varies from -1 to 1, i.e.
So, within an interval form 1 to 9 hours the waves at Sandy Beach come and go.
3. Check the graph below.
