11/22/21

physics i need help
A block rests on a rough horizontal table. A rope is attached to the block and is pulled with a force of 82 N to the left. As a result, the block accelerates at 3.4 m/s^2. The coefficient of... more
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11/22/21

what is Maria’s total pay if she sells 25 copies?

P (c) = 2100 + 90cwhat is Maria’s total pay if she sells 25 copies?
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11/22/21

trigonometry solutions for equations

I need to find solutions for trigonometric equations for college algebra and trig and my prof did not give any notes on how to solve this type of equation there are 5 equations and I don't know how... more
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11/22/21

A national fast food company has just analyzed the effect of the latest sales promotion.
A national fast-food company has just analyzed the effect of the latest sales promotion.It has determined that the sales decay for its milkshakes is given by S=360,000e−0.6x, where S is the weekly... more
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11/22/21

Use the fundamental theorem of calculus to find the area under the curve
Use the Fundamental Theorem of Calculus to find the "area under curve" of f(x) = 6x + 2 between x = 3 and x = 5.
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11/19/21

integral properties
Integral of (3f(x)+7) dx= 28 . it has a lower bound at 3 and upper at 4, find fxdx
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11/19/21

Find the number of units that must be produced and sold in order to yield the maximum profit, given the following equations for revenue and cost:
Find the number of units that must be produced and sold in order to yield the maximum profit, given the following equations for revenue and cost:R(x) = 60x - 0.5x2C(x) = 10x + 8.MULTIPLE CHOICE70... more
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11/18/21

Anyone give me two equations and two variables left for solving 3 variable system

5x+3y-z=53x-2y+4z=134x+3y-5z=22find x,y,zgive me two simple equations with 2 variables left to help me start
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11/18/21

Which phrase best describes y=csc x?
A) Even functionB) Odd FunctionC) Neither an even nor an odd functionD) Both an even and an odd function
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11/17/21

Please answer this question correct. i would really appreciate it. Thank you
A child in a boat throws a 5.30-kg package out horizontally with a speed of 10.0 m/s. (Figure 1) Figure1 of 1 Part A Calculate the velocity of the boat immediately after, assuming it was initially... more
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11/17/21

Optimization Application

The mass of a cube in grams is x^3 + 0.1x^4, where  is the length of one side in centimeters. If the length is increasing at a rate of 0.02 cm/hr, at what rate is the mass of the cube increasing... more
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11/17/21

Pre Calculus Homework
Consider the following functions.f(x) = 6x − 5, g(x) = x2Find (f ∘ g)(x).Find the domain of (f ∘ g)(x). (Enter your answer using interval notation.)Find (g ∘ f)(x).Find the domain of (g ∘ f)(x).... more
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11/17/21

Optimization problem
which point squareroot (1-x) is closest to the origin. Rund your answer to three decimal places
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11/17/21

Wheels of an engine is 13 inch in diameter, and the pulley is 5 inches in diameter2. If the shafts of the drive wheel and the pulley are 2 feet apart, what length of belt is required to join them
Book answer is 76.94 inches, but I don't know how to get that answer.
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11/17/21

Find the dimensions of the box that minimize cost.
You are constructing a box for your cat to sleep in. The plush material for the square bottom of the box costs $5/ft2 and the material for the sides costs $2/ft2. You need a box with volume 4 ft2.... more
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11/17/21

A formula used in chemistry and physics states that PV =nrt solve this formula for n

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11/16/21

The graph of data that has a strong negative correlation has?
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11/15/21

Express your answer in terms of the density of the crown ρc and the density of water ρw.
2 of 10 Constants According to legend, the following challenge led Archimedes to the discovery of his famous principle: Hieron, king of Syracuse, was suspicious that a new crown that he had... more
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11/15/21

Maximum & Minimum: Greatest Possible Area
Let P(x,y) be a point on the graph of y=−x^2+8 with 0<x<√8. Let PQRS be a rectangle with one side on the x-axis and two vertices on the graph, as shown in the picture next. Find the rectangle... more
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11/15/21

Find the trigonometric point
Find the trig point of (pi/3 - theta). If P(theta)= (r,s).
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11/15/21

Momentum and Velocity
Two masses traveling from opposite directions collide, forming a single stationary mass. Of the first mass is three times greater than the second mass, how much faster was the second mass traveling... more
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11/15/21

Grade 9 Physics Help
A 10 kilogram shell is fired from a 500 kg gun with a velocity of 1000 m/sec. What is the recoil velocity of the gun?
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11/14/21

If the total revenue function for a computer is R(x) = 1600x − 26x2 − x3, find the level of sales, x, that maximizes revenue and find the maximum revenue in dollars.
x= ________ computersR(x) = $ ______ ?
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11/14/21

Unit 4, Algebra 1
Which equation describes a line that passes through (-6, 8) and is parallel to the line described by y = 2x − 4?
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11/14/21

A paintball of mass 30 g is fired horizontally at a pendulum which is at rest.

A paintball of mass 30 g is fired horizontally at a pendulum which is at rest. The mass of the pendulum is 60 g and after being hit by the paintball, which sticks to the pendumum, it swings to a... more
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