Pada jajargenjang PQRS dengan titik tengah T titik tengah PQ dan O perpotongan PR dan QS. Jika PQ​=u dan PS=v, nyatakan vektor-vektor berikut dalam u dan v. d.  RT

Pertanyaan

Pada jajargenjang begin mathsize 14px style PQRS end style dengan titik tengah begin mathsize 14px style straight T end style titik tengah begin mathsize 14px style PQ end style dan undefined perpotongan begin mathsize 14px style PR end style dan begin mathsize 14px style QS end style. Jika begin mathsize 14px style PQ with rightwards arrow on top equals u with rightwards arrow on top end style dan begin mathsize 14px style PS with rightwards arrow on top equals v with rightwards arrow on top end style, nyatakan vektor-vektor berikut dalam begin mathsize 14px style u with rightwards arrow on top end style dan begin mathsize 14px style v with rightwards arrow on top end style.

d.  begin mathsize 14px style RT with rightwards arrow on top end style

E. Nur

Master Teacher

Mahasiswa/Alumni Institut Teknologi Sepuluh Nopember

Jawaban terverifikasi

Jawaban

 begin mathsize 14px style RT with rightwards arrow on top equals negative u with rightwards arrow on top minus 1 half v with rightwards arrow on top end style.

Pembahasan

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell RT with rightwards arrow on top end cell equals cell RP with rightwards arrow on top plus PT with rightwards arrow on top end cell row blank equals cell RS with rightwards arrow on top plus SP with rightwards arrow on top plus 1 half PS with rightwards arrow on top end cell row blank equals cell negative PQ with rightwards arrow on top minus PS with rightwards arrow on top plus 1 half PS with rightwards arrow on top end cell row blank equals cell negative PQ with rightwards arrow on top minus 1 half PS with rightwards arrow on top end cell row blank equals cell negative u with rightwards arrow on top minus 1 half v with rightwards arrow on top end cell end table end style

Jadi, begin mathsize 14px style RT with rightwards arrow on top equals negative u with rightwards arrow on top minus 1 half v with rightwards arrow on top end style.

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Pertanyaan serupa

Pada jajargenjang PQRS dengan titik tengah T titik tengah PQ dan O perpotongan PR dan QS. Jika PQ​=u dan PS=v, nyatakan vektor-vektor berikut dalam u dan v. c.  TS

32

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Jawaban terverifikasi

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