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Tentukan modulus dari vektor-vektor berikut! a.

Tentukan modulus dari vektor-vektor berikut!

a. begin mathsize 14px style top enclose c equals open parentheses table row cell negative 4 end cell row 8 end table close parentheses end style   

  1. ...space 

  2. ...undefined 

Jawaban:

Modulus vektor undefined dinyatakan dalam begin mathsize 14px style open vertical bar c with bar on top close vertical bar equals square root of x squared plus y squared end root end style 

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell vertical line c with bar on top vertical line end cell equals cell square root of x squared plus y squared end root end cell row blank equals cell square root of open parentheses negative 4 close parentheses squared plus 8 squared end root end cell row blank equals cell square root of 16 plus 64 end root end cell row blank equals cell square root of 80 end cell row blank equals cell square root of 16 cross times 5 end root end cell row blank equals cell 4 square root of 5 end cell end table end style 

Jadi, modulus vektor undefined adalah begin mathsize 14px style 4 square root of 5 end style.

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