 # Get help with parametric equations

Recent questions in Parametric equations iricky827b 2021-11-16 Answered

### Determine the interval (s) on which the vector-value function is continious. (Enter your answer using interval notation.) $$\displaystyle{r}{\left({t}\right)}=\sqrt{{{t}}}{i}+\sqrt{{{t}-{1}}}{k}$$ chanyingsauu7 2021-11-16 Answered

### Consider the vector-valued function $$\displaystyle{r}{\left({t}\right)}={3}{t}^{{2}}{i}+{\left({t}-{1}\right)}{j}+{t}{k}$$. Write a vector-valued function u(t) that is the specified transformation of r. A horizontal traation one unit in the direction of the positive x-axis Fenian41 2021-11-16 Answered

### Indicate whether the statement is true or false, and if itis false, provide a correct statement. The derivative of a vector-valued function is the slope of the tangent line, just as in the scalar case. philosphy111of 2021-11-16 Answered

### Find the length of the curve. $$\displaystyle{r}{\left({t}\right)}={4}{t},{t}^{{2}},{t}^{{3}},\ {0}\leq{t}\leq{1}$$ ffortunyu 2021-11-15 Answered

### Vector-valued functions Find a function r(t) that describes the following curve. Anellipse in te plane $$\displaystyle{x}={2}$$ satisfying the equation $$\displaystyle{\frac{{{y}^{{2}}}}{{{9}}}}+{\frac{{{z}^{{2}}}}{{{16}}}}={1}$$ urca3m403 2021-11-15 Answered

### Represent the plane curve curve by a vector-valued function. $$\displaystyle{x}^{{{2}}}+{y}^{{{2}}}={4}$$ Agaiepsh 2021-11-15 Answered

### Consider the following three equations: $$\displaystyle{A}{)}{r}={\frac{{{6}}}{{{3}+{2}{\cos{{\left(\theta\right)}}}}}}$$ deliriwmfg 2021-11-14 Answered

### Consider the vector-valued function $$\displaystyle{r}{\left({t}\right)}{)}={t}^{{2}}{i}+{\left({t}-{3}\right)}{j}+{t}{k}$$. Write a vector-valued function s(t) that is the specified transformation of r. i. a vertical traation 3 units upward ukelangf0 2021-11-14 Answered

### When is the vector field continuous? rabbitz42z8 2021-11-14 Answered

### Air enclosed in a sphere has density $$\displaystyleρ={1.4}\ {k}\frac{{g}}{{m}^{{3}}}$$. What will the density be if the radius of the sphere is halved, compressing the air within? kursval7z 2021-11-14 Answered

### If $$\displaystyle{x}{y}+{8}{e}^{{y}}={8}{e}$$, find the value of y'' at the point where x = 0. Eichowa4 2021-11-14 Answered

### Find parametric equations for the line through the point (0,1,2) that is perpendicular to the line x=1+t, y=1-t, z=2t and intersects this line. TokNeekCepTdh 2021-11-13 Answered

### Consider the vector-valued function $$\displaystyle{r}{\left({t}\right)}={t}^{{{2}}}\hat{{{i}}}+{\left({t}-{3}\right)}\hat{{{j}}}+{t}\hat{{{k}}}$$. Write a vector-valued function s(t) that is the specified transformation of r. iii. a horizontal traation 5 units in the direction of the positive y-axis vousetmoiec 2021-11-12 Answered

### Find a vector-valued function whose graph is the indicated surface. The cylinder $$\displaystyle{4}{x}^{{2}}+{y}^{{2}}={16}$$ Lorenzolaji 2021-11-12 Answered

### b) Consider the vector-valued function $$\displaystyle{r}{\left({t}\right)}={t}^{{2}}{i}+{\left({t}-{3}\right)}{j}+{t}{k}$$. Write a vector-valued function s(t) that is the specified transformation of r. ii, a horizontal traation 2 units in the direction of the negative x-axis kzae220o3 2021-11-12 Answered

### Find a vector equation and parametric equations for the line segment that joins P to Q. $$\displaystyle{P}{\left({1},-{1},{8}\right)},\ {Q}{\left({8},{2},{1}\right)}$$ pro4ph5e4q2 2021-11-12 Answered

### Find the curvature of $$\displaystyle{r}{\left({t}\right)}={<}{7}{t},{t}^{{2}},{t}^{{3}}{>}$$ at the point $$\displaystyle{\left({7},{1},{1}\right)}$$ akutagawatj 2021-11-12 Answered

### Consider the vector-valued function $$\displaystyle{r}{\left({t}\right)}={3}{t}^{{{2}}}{i}+{\left({t}−{1}\right)}{j}+{t}{k}$$. Write a vector-valued function u(t) that is the specified transformation of r. A vertical traation two units upward Bevan Mcdonald 2021-09-15 Answered

### Sketch the vector field F by drawing a diagram. $$\displaystyle{F}{\left({x},{y}\right)}={\frac{{{y}{i}+{x}{j}}}{{{\left({x}^{{{2}}}+{y}^{{{2}}}\right)}^{{{\frac{{{1}}}{{{2}}}}}}}}}$$ Jaya Legge 2021-09-15 Answered

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