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Tentukan panjang vektor .

Tentukan panjang vektor begin mathsize 14px style t with rightwards arrow on top equals open square brackets table row cell negative 5 end cell row 7 end table close square brackets end style.

Jawaban:

Panjang vektor begin mathsize 14px style t with rightwards arrow on top equals open square brackets table row cell negative 5 end cell row 7 end table close square brackets end style adalah begin mathsize 14px style open vertical bar t with rightwards arrow on top close vertical bar equals square root of left parenthesis negative 5 right parenthesis squared plus 7 to the power of 2 end exponent end root equals square root of 74 end style.

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