Question

What is the next term for the given arithmetic sequence?-3, -2.25, -15, -0.75,....

Answer 1

`a_n=a_1+d(n-1)`

Here

`\begin{gathered} a_1=-3 \\ n=5 \\ d=-2.25-(-3)=.75 \end{gathered}`

Therrfore the fifth term(here next term) is,