Answer:
40
Step-by-step explanation:
The number of girls is represented by 3 parts of the ratio.
Divide number of girls by 3 to find value of one part of ratio.
= 5 ← value of 1 part of ratio, thus
5 parts = 5 × 5 = 25 ← number of boys
Total members = 15 + 25 = 40
For this case we have a function of the form
where:

We must find the value of the function when
. So:

By definition we have to:

Thus, the value of the function is 
Answer:

Answer:
see attached
Step-by-step explanation:
Each spot in the triangle is the sum of the two numbers immediately above. The middle number of row 2 will be 1+1 = 2. The two numbers in row 3 will be 1+2 = 3 and 2+1 = 3. It continues like this. The second number in each row is the row number. Each row is symmetrical about the center.
Hello.
The correct is answer is 9.
You have to do half of 6 (3) and then square it that equals 9
So it should be <span> x^2 + 6x +9
Have a nice day</span>
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