Answer:
7/3
Step-by-step explanation:
Answer:
4x^2 + x
Step-by-step explanation:
just multiply x to each of the terms.
the population is the 40 seniors who were randomly selected and the sample is all seniors
Answer:

Step-by-step explanation:
This problem can be solved using the pythagorian theoreme:

Where:



We isolate our incognita an we get:

We supplant with the given data:





200,000,000 + 40,000,000 + 9,000,000 + 100,000 + 4,000 + 300 + 30