C1) 1357 x 2048 + 357 x 2048 = 2779136 + 731136 = 3510272
C2) 1357 x 2048 + 357 x 2048 = 2048 x (1357 + 357) = 3510272
C3) 1357 x 2048 + 357 x 2048
= 1357 x 2048 + (1357 - 1000) x 2048
= 1357 x 2048 + 1357 x 2048 -1000 x 2048
= 2048 x (1357 + 1357 - 1000)
= 2048 x 1714
= 3510272
:) 1357 x 2048 + 357 x 2048
= 1357 x 2048 + (1357 - 1000) x 2048
= 1357 x 2048 + 1357 x 2048 -1000 x 2048
= 2048 x (1357 + 1357 - 1000)
= 2048 x 1714
= 3510272
\(C1:1357\cdot2048+357\cdot2048\)
\(=2779136+731136\)
\(=3510272\)
\(C2:2048\cdot\left(1357+357\right)\)
\(2048\cdot1714\)
\(=3510272\)
\(C3:\left(1000+357\right)\cdot2048+357\cdot2048\)
\(1000\cdot2048+357\cdot2048+357\cdot2048\)
\(2048000+2\cdot\left(357\cdot2048\right)\)
\(2048000+1462272\)
\(3510272\)
