How to link my react frontend to node backend.

Where are american poets found in the dewey decimal system

Which view in a presentation program displays a split window showing the slide in the upper half and a blank space in the lower half?

Use a while-end loop in a script file to calculate the sum of the first n terms of the series: summation sign on the top n bottom k=1 : )^k * k^2 +5k)/3^k show the script file and the two results of n = 10 and n = 20.