Txheeb xyuas qhov tshwm sim ntawm ob lub vectors siv Pythagorean theorem

Tau daws cov teeb meem hauv vectors - txiav txim siab qhov tshwm sim ntawm ob lub vectors siv Pythagorean theorem

1. Txheeb xyuas qhov tshwm sim ntawm ob qho xaav cov vectors raws li qhia hauv daim duab hauv qab no.

2. Nrhiav tus ua los ntawm ob lub zog, 12 N thiab 5 N.

3. Ib tug tub ntxhais kawm taug kev 4 meters mus rau sab hnub poob, tom qab ntawd 6 meters mus rau sab qaum teb thiab 4 meters mus rau sab hnub poob. Nrhiav qhov kev hloov chaw ntawm tus tub ntxhais kawm.

tshuaj

Kev hloov chaw yog 10 mepeb, mus rau sab qaum teb sab hnub poob.

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1. Txheeb xyuas qhov tshwm sim ntawm hauv kab vector
2. Txheeb xyuas cov khoom sib xyaw vector
3. Txheeb xyuas qhov tshwm sim ntawm ob lub vectors siv Pythagorean theorem
4. Txheeb xyuas qhov tshwm sim ntawm ob lub vectors siv cov qauv cosines
5. Txheeb xyuas qhov tshwm sim ntawm ob lub vectors siv cov khoom ntawm vectors