pre calculus help thank you =]?

Amanda

New member
1) find the indicated term of the sequence
an= 2n/n!
a10=?

2) write an expression for the most apparent nth term of the sequence
3,7,11,15,19....

3) Find the sum

4
? (-2)^j
j=0
thank you so much for all your help !!
 
Back
Top