SOLUTION: 7. (optional for extra credit: you are not required to solve this problem, but you could get extra points if you solve this problem) Consider a function f(x) = x2+x+1 1) Spe

Algebra ->  Probability-and-statistics -> SOLUTION: 7. (optional for extra credit: you are not required to solve this problem, but you could get extra points if you solve this problem) Consider a function f(x) = x2+x+1 1) Spe      Log On


   



Question 381509: 7. (optional for extra credit: you are not required to solve this problem, but you could get extra points if you solve this problem)
Consider a function f(x) = x2+x+1
1) Specify the integrated function F(x) for the given f(x).
2) Find the value of the area between 1 and 2 under the integrated function F(x)
please help me to solve these questions i am so sorry and thank you :)

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
a)
b) int%28%28x%5E2+%2B+x+%2B+1%29%2C+dx%2C+1%2C+2%29+=+x%5E3%2F3+%2B+x%5E2%2F2+%2B+x from 1 to 2
= F(2) - F(1)
= %288%2F3+%2B+4%2F2+%2B+2%29+-+%281%2F3+%2B+1%2F2+%2B+1%29
= 29/6