Try another version of this question Get help: Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Find a formula for the general term `a_n` of the sequence assuming the pattern of the first few terms continues.
`{ 1,-1,-3,-5,-7,...}`
Assume the first term is `a_1`.
`a_n =`
Be sure your variables match those in the question `-2n+3`