79 Answered Questions for the topic Homework

17d

sin (theta+48°) = cos 2theta. What is the second step to find theta? What does theta equal?

Any help with this would be greatly appreciated.

12/17/20

Chemistry Dynamic Equilibrium - HELP

I don't understand this chart, but based on the question itself I assume either increasing or decreasing the temperature, decreasing the pressure, and increasing or decreasing the concentration of... more
Homework Geometry

12/12/20

Geometry Homework

Hello! I am working on a homework sheet and it asks to construct a rectangle whose width is half of its length. I need to know a step-by-step list in order to construct this rectangle.
Homework Calculus Calculus 3

12/05/20

How to find the plane to the surface with parametric equations below?

Find the tangent plane to the surface with parametric equations x(u,v)=u2+2u, y(u,v)=3v-2u, z(u,v)=6v-10 at point (8,14,2).
Homework Chemistry

12/01/20

Chemistry 1 Electrons

Draw the electric field lines between two negatively charged particles. According to Coulomb's law, how would the electrical force between these particles change if they were moved farther... more
Homework Mathematics

11/08/20

What two integers have a sum of -19 and a product of 84?

Someone please help I am so confused right now

09/20/20

The distance between each street and each avenue is one block. Each block is 2 miles. You drive on Broadway from A to B in a car that uses 24 mpg. Approximately how many gallons did you use?

The distance between each street and each avenue is one block.Each block is 2 miles.You drive on Broadway from A to B in a car that uses 24 mpg.Approximately how many gallons did you use?It's a... more

09/11/20

If you burn 33.7g of hydrogen and produce 301g of water, how much oxygen reacted?

In the combustion of hydrogen gas, hydrogen reacts with oxygen from the air to form water vapor.Hydrogen + Oxygen —> WaterIf you burn 33.7g of hydrogen and produce 301g of water, how much... more
Homework Math Precalculus Calc

09/01/20

find the average rate of change of each function on the interval specified for real numbers

p(x)=3x+4 on [2,2+h] a(t)=1/t+4 on [9, 9+h] j(x)=3x^3 on [1,1+h] f(x)= 2x^2-3x on [x,x+h] I cannot find any help regarding these questions. I am not sure on the steps it takes to complete them.

06/05/20

What is the answer to this?

Solve the system by substitution. Tell whether the system has one solution, infinitely many solutions, or no solutions. 4x + 2y = 7 y = -2x + 3.5
Homework Math Algebra

06/04/20

What is the answer to this?

Solve the system by substitution. Tell whether the system has one solution, infinitely many solutions, or no solutions. 2x - 6y = 12 3y = x + 6

05/08/20

Math Question- Gum

A package of gum contains 10 red sticks, 7 blue sticks, 8 green sticks and 5 orange sticks. If a stick of gum is taken at random from the package what is the probability that it is :Table... more

04/13/20

Writing a direct variation equation

Suppose that y varies directly with x, and =y 5 when =x20.Then it asks for: (a): Write a direct variation equation that relates x and y. (b): Find y when x=8 y= ____

04/04/20

Roberto has $200 in spending money. He wants to buy some video games that cost $25.50 each. Write and solve an inequality to find the number of games, g, that Roberto can buy.

How many games, g can he buy if the games are $25.50 each, and he can only spend $200.
Homework Physics

03/16/20

Please I need help. PHYSICS

A car of mass 1.2 x 1012kg is traveling along a straight horizontal road at a speed of 20 m/s when it brakes sharply then skids.Friction brings the car to rest.If the coefficient of friction... more
Homework Science Biology

01/22/20

BIOLOGY NEED HELP ASAP

If the offspring of two similar plants appears to look like the "parent" plants, then the plants have actually bred "true."  In your experimental design be sure that you are being precise in your... more

01/20/20

What’s your favorite subject to learn?

What’s your favorite subject? Why is this your favorite subject to learn?

12/13/19

Let theta be an angle in quadrant II

Let theta be an angle in quadrant II such that tan theta = -3/4. Find the exact values of cos theta and csc theta

12/12/19

Math Interest question

The following loan is a simple interest amortized loan with monthly payments. (Round your answers to the nearest cent.)$4000, 9 1/2% , 4 years(a) Find the monthly payment.(b) Find the total interest.
Homework Chemistry

12/07/19

College Chemistry - How to find the molar mass without the grams given

Determine the molar mass of an unknown if you dissolve enough of the unknown into Benzene to make a 1.55% mass percent mixture of unknown to benzene and find that the boiling point of... more

12/04/19

x2−24y2−12x+96y−96=0. Find center,vertices,foci,and equation of asymptotes

It's a hyperbola.I
1 3 4

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