Recent questions in College

Differential EquationsOpen question

Jonalito Juan2023-05-12

- A body falls from rest against resistance proportional to the square root of the speed at any instant. If the body attains speed V1 and V2 feet per second, after 1 and 2 seconds in motion, respectively, find an expression for the limiting velocity.

Differential EquationsAnswered question

Eliza Shields 2023-04-01

The Laplace transform of $u(t-2)$ is

(a)$\frac{1}{s}+2$

(b)$\frac{1}{s}-2$

(c)$e}^{2}\frac{s}{s}\left(d\right)\frac{{e}^{-2s}}{s$ ??

(a)

(b)

(c)

College StatisticsAnswered question

Monique Henson 2023-04-01

The product of the ages, in years, of three (3) teenagers os 4590. None of the have the sane age. What are the ages of the teenagers???

Linear algebraAnswered question

Annabel Zamora 2023-04-01

An object moving in the xy-plane is acted on by a conservative force described by the potential energy function $U(x,y)=\alpha (\frac{1}{{x}^{2}}+\frac{1}{{y}^{2}})$ where $\alpha$ is a positive constant. Derivative an expression for the force expressed terms of the unit vectors $\overrightarrow{i}$ and $\overrightarrow{j}$ .

College StatisticsAnswered question

Paloma Houston 2023-04-01

Use the row of numbers shown below to generate 12 random numbers between 01 and 99

78038 18022 84755 23146 12720 70910 49732 79606

Starting at the beginning of the row, what are the first 12 numbers between 01 and 99 in the sample?

78038 18022 84755 23146 12720 70910 49732 79606

Starting at the beginning of the row, what are the first 12 numbers between 01 and 99 in the sample?

Differential EquationsAnswered question

Gianna Johnson 2023-04-01

The Laplace transform of the product of two functions is the product of the Laplace transforms of each given function. True or False

Linear algebraAnswered question

Oswaldo Riley 2023-03-31

I need to find a unique description of Nul A, namely by listing the vectors that measure the null space

$A=\left[\begin{array}{ccccc}1& 5& -4& -3& 1\\ 0& 1& -2& 1& 0\\ 0& 0& 0& 0& 0\end{array}\right]$

College StatisticsAnswered question

ofraun4ys5 2023-03-31

How many different 10 letter words (real or imaginary) can be formed from the following letters

H,T,G,B,X,X,T,L,N,J.

H,T,G,B,X,X,T,L,N,J.

Integral CalculusAnswered question

Isis Everett 2023-03-30

What is the area of the parallelogram with vertices A(-3, 0), B(-1, 5), C(7, 4), and D(5, -1)?

Differential CalculusAnswered question

Pieszkowo3gc4 2023-03-30

What is the Mixed Derivative Theorem for mixed second-order partial derivatives? How can it help in calculating partial derivatives of second and higher orders?

Linear algebraAnswered question

Aron Campbell 2023-03-30

T must be a linear transformation, we assume. Can u find the T standard matrix.$T:{\mathbb{R}}^{2}\to {\mathbb{R}}^{4},T\left({e}_{1}\right)=(3,1,3,1)\text{}{\textstyle \phantom{\rule{1em}{0ex}}}\text{and}{\textstyle \phantom{\rule{1em}{0ex}}}\text{}T\left({e}_{2}\right)=(-5,2,0,0),\text{}where\text{}{e}_{1}=(1,0)\text{}{\textstyle \phantom{\rule{1em}{0ex}}}\text{and}{\textstyle \phantom{\rule{1em}{0ex}}}\text{}{e}_{2}=(0,1)$

?Linear algebraAnswered question

Jacoby Blevins 2023-03-30

Find a nonzero vector orthogonal to the plane through the points P, Q, and R. and area of the triangle PQR

Consider the points below

P(1,0,1) , Q(-2,1,4) , R(7,2,7).

a) Find a nonzero vector orthogonal to the plane through the points P,Q and R.

b) Find the area of the triangle PQR.

Consider the points below

P(1,0,1) , Q(-2,1,4) , R(7,2,7).

a) Find a nonzero vector orthogonal to the plane through the points P,Q and R.

b) Find the area of the triangle PQR.

Multivariable calculusAnswered question

zookeeper1930r8k 2023-03-29

In a regression analysis, the variable that is being predicted is the "dependent variable."

a. Intervening variable

b. Dependent variable

c. None

d. Independent variable

Abstract algebraAnswered question

immarehealopbsc 2023-03-28

How to find out the mirror image of a point?

Advanced PhysicsAnswered question

antaryalgogmad4a7 2023-03-28

Non-metals are generally poor conductors of heat and electricity. True or False

Advanced PhysicsAnswered question

Jax Shea 2023-03-28

________ consists of a community of organisms interacting with their physical environment.

Advanced PhysicsAnswered question

Paloma Houston 2023-03-28

A clean nickel surface (work function 5.1eV), is exposed to light of wavelength 206nm. What is the maximum speed of the photoelectrons emitted from this surface?

Integral CalculusAnswered question

Jaquan Ramsey 2023-03-27

How to expand and simplify $2(3x+4)-3(4x-5)$?

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