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Selesaikan soal-soal berikut dengan tepat! c.  .....

Selesaikan soal-soal berikut dengan tepat!

c. begin mathsize 14px style 6 squared cross times open parentheses square root of 400 plus square root of 64 close parentheses equals end style ...

Jawaban:

Diketahui:

Operasi bilangan pangkat dua dan akar pangkat dua.

Diperoleh bahwa:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell 6 squared cross times open parentheses square root of 400 plus square root of 64 close parentheses end cell equals cell open parentheses 6 cross times 6 close parentheses cross times open parentheses square root of 20 cross times 20 end root plus square root of 8 cross times 8 end root close parentheses end cell row blank equals cell 36 cross times open parentheses square root of 20 squared end root plus square root of 8 squared end root close parentheses end cell row blank equals cell 36 cross times open parentheses 20 plus 8 close parentheses end cell row blank equals cell 36 cross times 28 end cell row blank equals cell 1.008 end cell row blank blank blank end table end style

Maka, hasil dari begin mathsize 14px style 6 squared cross times left parenthesis square root of 400 plus square root of 64 right parenthesis equals 1.008 end style.

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