2006-06-07 16:52:18 · 5 answers · asked by Vivek K 1 in Science & Mathematics ➔ Mathematics
You elevate the number to the power 2 like this:
x^2
You should still do the normal product but it is easier to thing you et the square of a certain number and most calculators already have the elevate to the second power function integrated
Cynthia
2006-06-07 17:09:01 · answer #1 · answered by Anonymous · 0⤊ 0⤋
it is dependent to ur number....forexample if u have a number like:
x5(x is a digit and not multiplied) then ur multiply or power of 2 becomes like: x.(x+1)25
such as
15*15=1*2 25=225
25*25=2*3 25=625
2006-06-08 00:43:58 · answer #2 · answered by the_saint_heero 3 · 0⤊ 0⤋
Refer Vedic Mathematics.
extension to one of the correspondents.
Say the numbers are like this. the total of digits at units place is 10 and other higher place portion is same.
eg.
124 *126= 12*(12+1)....+24
=12*13............+24
= 156......+24
156
24
-----------
1584
----------
2006-06-08 06:44:52 · answer #3 · answered by K N Swamy 3 · 0⤊ 0⤋
square the number...
in calculator
2^2
2x= 4
2^4
2x= = = = 16
2006-06-08 06:00:51 · answer #4 · answered by ♥♥♥H뮧hË¥™♥♥♥ 6 · 0⤊ 0⤋
square .
2006-06-08 00:49:45 · answer #5 · answered by sukrantsharma 2 · 0⤊ 0⤋