How to Calculate Sum of first n terms in an AP when last term is given?
Sum of first n terms in an AP when last term is given calculator uses Sum of First n terms=(total terms/2)*(First term+Last term) to calculate the Sum of First n terms, The Sum of first n terms in an AP when last term is given formula is defines the sum of first n terms of an Arithematic Progression when number of terms, first term and last term are given. Sum of First n terms and is denoted by S_{n} symbol.
How to calculate Sum of first n terms in an AP when last term is given using this online calculator? To use this online calculator for Sum of first n terms in an AP when last term is given, enter total terms (total), First term (a) and Last term (l) and hit the calculate button. Here is how the Sum of first n terms in an AP when last term is given calculation can be explained with given input values -> 0 = ((0)/2)*(1+1).