Math, asked by noobbrother948, 8 days ago

Find the square of 405 using identity (a+b)² = a² + 2ab + b²
Which of the following
1002001
260100
164025
43681


Answer

Answers

Answered by JulonNaorem
1

Answer:

(400+5)^2

=400^2+2×400×5+5^2

=160000+4000+25

=164025

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