03/19/23

Find the length of the arc
Find the length of the arc y=2x^2 para 1<=x<=2.
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03/19/23

Calculus question

Let f(x)=tan(x/2)-cot (x/2) .proof f'(x)=2cosec^2x.Where sin^2x+cos^2x=1,2sin(x/2)cos(x/2)
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03/19/23

Calculus question

Using implicit differentiation find the equation of tangent to the line √(5x+9y)=2+xy^2+y at point (0,1)
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03/19/23

precalculus help
Write an equation for a rational function with:Vertical asymptotes at x = 6 and x = -4x-intercepts at x = -5 and x = 3y-intercept at 6y = 
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03/17/23

Please help me solve this
A distribution of values is normal with a mean of 36.8 and a standard deviation of 61.6.Find the probability that a randomly selected value is greater than 203.1.P(X > 203.1) = Enter your answer... more
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03/17/23

im begging pls help ive gotten this wrong too many times
The heights of adult men in America are normally distributed, with a mean of 69.2 inches and a standard deviation of 2.69 inches. The heights of adult women in America are also normally... more
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03/17/23

Please help me solve this
For a standard normal distribution, find:P(z < -0.62)Express the probability as a decimal rounded to 4 decimal places.
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03/16/23

What is the probability, as a fraction, of winning the jackpot?
In the Mega Millions lottery game, you choose 5 different numbers between 1 and 70, and one additional number between 1 and 25. If you get all 6 numbers correct, you win the jackpot.
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03/15/23

Hey, y'all. Find equations of the tangent lines to the curve y= (x-1)/(x+1) that are parallel to the line x-2y=1
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03/15/23

Find the acute angle (in degrees) between the planes -2z-5y-z and 4y+2z=8
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03/13/23

Express f in standard form.
f(x) = x2 + 6x
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03/12/23

Confused again:( help?

The six trigonometric functions are not invertible. What has to be done to make them invertible
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03/12/23

On the blueprint of a house, 36 millimeters represents 8 meters. The actual length of the living room is 6 meters. What is its length on the blueprint?
On the blueprint of a house, 36 millimeters represents 8 meters. The actual length of the living room is 6 meters. What is its length on the blueprint?
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03/12/23

Explain??????!!!!!
Write an equation for transformed cosine wave that has the following properties 1)amplitude =3 2)period=pi3)horizontal shift=none 4) vertical shift=4 units up
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03/12/23

Assume our "universal set" is the set of all letters in the alphabet, and consider the following sets:
M = {x | x is a letter in "mathematics"} P= {xx is a letter in "probability"},S = {x | x is a letter in "statistics"). Write each of the following (in roster notation. Keep in mind that when... more
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03/12/23

A cup of coffee has cooled from 98°C to 60°C after 10 minutes in a room at 23°C. How long will it take to cool to 30°​C?
A cup of coffee has cooled from 98°C to 60°C after 10 minutes in a room at 23°C. How long will it take to cool to 30°​C?It will take approximately __ minutes.​(Round to three decimal places... more
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03/12/23

Suppose an artists has 9 works of art ready to display, but may only display 4 at a time on a gallery wall.
(a) How many different ways can they arrange 4 paintings side-by-side on the wall? (b) How many different groups of 4 paintings could they choose to display?
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03/12/23

A byte is a sequence of eight bits, where each bit is either 0 or 1. How many different bytes are there?
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03/10/23

When will the​ projectile's height above ground be 480 ​ft? Choose the correct answer below​ and, if necessary, fill in the answer box within your choice.
If an object is given an initial velocity straight upward of v0 feet per second from a height of s0 ​feet, then its altitude s after t seconds is given by the formula s=−16t2+v0t+s0. A projectile... more
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03/10/23

U3.L4.HW: Quadratic Functions: Question 23
Explain your answers after you answer these three measurements.A gardener has 1080 feet of fencing to fence in a rectangular garden. One side of the garden is bordered by a river and so it does not... more
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03/10/23

U3.L4.HW: Quadratic Functions: Question 22
Answer first. Explain the answers afterwards.A person standing close to the edge on top of a 56-foot building throws a ball vertically upward. The quadratic function h(t) = -16t² + 104t + 56 models... more
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03/10/23

Janas' den is 4 feet longer than it is wide. If the​ den's area is 221 square​ feet, what are the dimensions of the​ room?
Janas' den is 4 feet longer than it is wide. If the​ den's area is 221 square​ feet, what are the dimensions of the​ room?
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03/10/23

find the function values

sin2π⁄12
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03/10/23

express the given quantity in terms of sin x and cos x
evaluate cos π⁄12
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03/10/23

Exact Distance Geometry
How do you find the exact distance between points L(7,-1) and M(-2,4)?
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