
Function and numerical sequence
1Find the domain of the function:
2)Given function:
- Study the monotony in
,
- Make the graph and find the range.
3)Given the string with the formula :
- Write : y3 ,yn-1, y3n , yn+4.
- Is 7 a number of the string?
4)In the geometric progression find y1 and q when you know that
5)In the geometric progression find y1 and dwhen you know that y3=11 and S4=55
6)Is yn=5-2n geometric progression or arithmetic progression .Find S10.
7)Is yn=(4)n geometric progression or arithmetic progression. Find S15.