Math, asked by rupesh2175665, 1 year ago

show how to solve these questions. do one or as you wish

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Answers

Answered by SwadeshGaurav1234
1
499^2=249001
645^2=416025
999^2=998001

SwadeshGaurav1234: 999^2=(1000-1)^2=1000000+1-2000
SwadeshGaurav1234: =998001
rupesh2175665: what do you mean by ^?
SwadeshGaurav1234: ^ means to the power or exponent
rupesh2175665: thanku
rupesh2175665: please show solution of 1 and2 part
rupesh2175665: please do it
SwadeshGaurav1234: put the numbers instead of a and b
rupesh2175665: but how
SwadeshGaurav1234: for example 12^2=(10+2)^2=10^2+2^2+2×10×2=100+4+40=144
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