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Can you give a simple formula to find average of sum of squares of first n natural numbers ?
Answer 1
(n+1)(2n+1)/6 can be used to calculate the average of sum of first n natural numb
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CSC Other Question
What is the percentage increase in area when a triangle is cloned (so that we have two triangles in total) and the resulting two triangles are joined on their bases to form a parallelogram ?
Options a. 100% b. 150% c. 300% d. 120%
Given log x(ab) and log x(a/b) , how you will find log xa
Answer 2
log x(ab) can be written as log x(a) + log x(b) .... equation 1. log x(a/b) can be written as log x(a) - log x(b) ... equation 2.