Question

a)53²+106.47+47²

Answer 1

Giải:

\(53^2+106.47+47^2\)

\(=53^2+2.53.47+47^2\)

\(=\left(53+47\right)^2\)

\(=100^2\)

\(=10000\)

Chúc bạn học tốt!

Answer 2

\(53^2+106.47+47^2=\left(53+47\right)^2=100^2=100000\)

Answer 3

Ta có:

53² + 106. 47 + 47²

= 53² + 2. 53. 47 + 47²

= ( 53 + 47 )²

= 100² = 10000

Answer 4

a) 53² + 106 . 47 + 47²

= 53² + 2 . 53 . 47 + 47²

= ( 53 + 47 )²

= 100²

= 10 000