opatovaL
2021-09-10
Answered

Write the equation of the line tangent to $f\left(x\right)=\mathrm{tan}x+3$ at $(\frac{\pi}{4}.4)$

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ottcomn

Answered 2021-09-11
Author has **97** answers

Slope

asked 2021-05-14

Use the given graph off over the interval (0, 6) to find the following.

a) The open intervals on whichfis increasing. (Enter your answer using interval notation.)

b) The open intervals on whichfis decreasing. (Enter your answer using interval notation.)

c) The open intervals on whichfis concave upward. (Enter your answer using interval notation.)

d) The open intervals on whichfis concave downward. (Enter your answer using interval notation.)

e) The coordinates of the point of inflection.$(x,\text{}y)=$

a) The open intervals on whichfis increasing. (Enter your answer using interval notation.)

b) The open intervals on whichfis decreasing. (Enter your answer using interval notation.)

c) The open intervals on whichfis concave upward. (Enter your answer using interval notation.)

d) The open intervals on whichfis concave downward. (Enter your answer using interval notation.)

e) The coordinates of the point of inflection.

asked 2021-11-15

Represent the plane curve curve by a vector-valued function.

${x}^{2}+{y}^{2}=4$

asked 2021-12-07

Suppose parametric equations for the line segment between $6,\text{}7)$ and $(4,\text{}5)$ have the form:

$$\{\begin{array}{l}x(t)=a=bt\\ y(t)=c+dt\end{array}$$

If the parametric curve starts at$(6,\text{}7)$ when $t=0$ and ends at $(4,\text{}5)$ at $t=1$ , then find $a,\text{}b,\text{}c$ and d.

If the parametric curve starts at

asked 2021-11-26

Find sets of parametric equations and symmetric equations of the line that passes through the given point and is parallel to the given vector or line.

$$\begin{array}{|cc|}\hline \text{Point}& \text{Parallel to}v=\\ (0,\text{}0,\text{}0)& 8,\text{}1,\text{}4\\ \hline\end{array}$$

(a) parametric equations

(b) symmetric equations

$8x=y=4z$

$4x=y=8z$

$\frac{x}{8}=y=\frac{z}{4}$

$\frac{x}{4}=y=\frac{z}{8}$

(a) parametric equations

(b) symmetric equations

asked 2021-09-09

Find the point(s) of intersection of the following two parametric curves, by first eliminating the parameter, then solving the system of equations.

a. (25, 400)

b. (1, 16)

c. (400, 16)

d. A and B

e. A and C

asked 2022-02-01

What is the polar form of (5, -3)?

asked 2021-12-22

Find the maximum rate of change of f at the given point and the direction in which it occurs.

$f(x,y,z)=\sqrt{{x}^{2}+{y}^{2}+{z}^{2}},\text{}(9,7,-2)$

maximum rate of change =

direction vector =

maximum rate of change =

direction vector =