Question

Write an algorithm for finding sum of three numbers

Answer 1

Answer:

Sn = n/2[2a + (n-1)*d

Explanation:

Where

n=3,

Answer 2

Answer:

Explanation:

Step 1 : Start

Step 2 : Input A , B , C

Step 3 : D = (A + B + C)

Step 4 : Output D

Step 5 : Stop