12.6-bo'lim : Vektor funktsiyalari

1-3-masalalar uchun berilgan vektor funksiyaning aniqlanish sohasini toping.

1. \(\displaystyle \vec r\left( t \right) = \left\langle {\frac{1}{{{t^2} - 1}},\frac{1}{{t + 3}},\frac{1}{{t - 6}}} \right\rangle \)
2. \(\vec r\left( t \right) = \left\langle {\sqrt t ,\sqrt {t + 1} ,\sqrt {t + 2} } \right\rangle \)
3. \(\vec r\left( t \right) = \left\langle {\ln \left( {t + 7} \right),\ln \left( {t - 3} \right)} \right\rangle \)

4 – 8 masalalar uchun berilgan vektor funksiyaning grafigini chizing.

1. \(\vec r\left( t \right) = \left\langle { - 4,t + 1} \right\rangle \)
2. \(\vec r\left( t \right) = \left\langle { - 2\cos \left( t \right),5sin\left( t \right)} \right\rangle \)
3. \(\vec r\left( t \right) = \left\langle {\sqrt {t + 2} ,1 - t} \right\rangle \)
4. \(\vec r\left( t \right) = \left\langle {2t + 1,{t^2} - 1} \right\rangle \)
5. \(\vec r\left( t \right) = \left\langle {{t^2} + 4,6 - {t^2}} \right\rangle \)

9-12-masalalar uchun vektor funksiyasining grafigini chizma chizmasdan aniqlang.

1. \(\vec r\left( t \right) = \left\langle {6,2 + 8t, - 1 + 10t} \right\rangle \)
2. \(\vec r\left( t \right) = \left\langle {12t,6 - 8t,4 + 7t} \right\rangle \)
3. \(\vec r\left( t \right) = \left\langle {2,6\cos \left( t \right),6\sin \left( t \right)} \right\rangle \)
4. \(\vec r\left( t \right) = \left\langle { - 2t,6\cos \left( t \right),6\sin \left( t \right)} \right\rangle \)

13-16-masalalar uchun ikkita nuqta orasidagi chiziq segmentining tenglamasini yozing.

1. \(\left( {4, - 7} \right)\) da boshlanib \(\left( {2,0} \right)\) da tugaydigan chiziq segmenti.
2. \(\left( { - 1,2} \right)\) da boshlanib, \(\left( {7, - 2} \right)\) da tugaydigan chiziq segmenti.
3. \(\left( {4,1, - 3} \right)\) da boshlanib \(\left( { - 1,2,6} \right)\) da tugaydigan chiziq segmenti.
4. \(\left( {1, - 1,9} \right)\) da boshlanib \(\left( {4, - 7,10} \right)\) da tugaydigan chiziq segmenti.