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Bagaimana cara menentukan perpangkatan bentuk beri...

Bagaimana cara menentukan perpangkatan bentuk berikut? Jelaskan.

b. begin mathsize 14px style left parenthesis a plus b plus c right parenthesis squared end style

Jawaban:

Dapat ditentukan dengan Menggunakan perkalian aljabar

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell left parenthesis a plus b plus c right parenthesis squared end cell equals cell left parenthesis a plus b plus c right parenthesis left parenthesis a plus b plus c right parenthesis space space space space space space space space space space space space space space space space space space space space space space space space space end cell row blank equals cell a squared plus a b plus a c plus a b plus b squared plus b c plus a c plus b c plus c squared space space space space space space space space space space space space space space space space space space space space space space space space space end cell row blank equals cell a squared plus b squared plus c squared plus 2 a b plus 2 a c plus 2 b c space space space space space space space space space space space space space space space space space space space space space space space space end cell row blank equals cell a squared plus b squared plus c squared plus 2 left parenthesis a b plus a c plus b c right parenthesis end cell end table end style

Jadi, hasil perkalian aljabar pada soal adalah equals table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell a squared plus b squared plus c squared plus 2 left parenthesis a b plus a c plus b c right parenthesis end cell end table 

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