04/20/16

If I_n = integral of x^(2n)/((x^2+1)^(n+1)), Show that I_n =(2n-1)/2n I_(n-1)
If In = ∫x2n /(x2+1)(n+1) dx   Show that In=((2n-1)/2n) * I(n-1)  
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04/20/16

help meeeeeeee
Mateo is doing an experiment for Physics class. He drops a bouncy ball off a balcony from a height of 12 meters. The ball's next bounce is always 75% of the height of the previous bounce. Which... more
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04/20/16

How many ways can 2 students choose one baseball card each from 18 baseball cards that are a reward for their hard work?
so confused !!
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04/20/16

There are 15 dancers in a championship competition. How many ways can the top 3 finishers be arranged?
This is a permutation problem
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04/20/16

how do you get percentage from dividing or subtracting
Here is the exact question. Louisiana has about 400 miles of coastline. If 125 miles of Louisiana coastline were polluted by the oil spill,  what percentage was undamaged.  
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04/20/16

you jog 3.6 miles in 30 minutes.At this rate, how long will it take you to jog 4.8 miles?
i want to get answer to my questions because i am not finding their appropriate answer so i need help for them and their is no one else from which i can get help
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04/20/16

i need help
The area of a rectangular plot 32 feet long and 25 feet wide will be doubled by adding an equal width to each side of the plot. Which equation can be used to find this added width?
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04/20/16

given the function f(x,y)=3x2-2xy+4y2 in which direction does the function drop most rapidly at the point p (1,1) and calculate the derivative of the function
given the function f(x,y)=3x2-2xy+4y2in which direction does the function drop most rapidly at the point p (1,1) and calculate the derivative of the function in that direction
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04/20/16

There are two circles |z|=0.5 and |z|=0.8 .what is the common region of convergence for both and why? Thanks in advance.
There are two circles |z|=0.5 and |z|=0.8 what is the common region of convergence for both and why?Thanks in advance.
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04/19/16

Exponential Equation: 3^(x-1)=17
Exact Answer Approximate Answer   show work
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04/19/16

im stuck on a problem
im stuck on this problem and it says to use the Distributive Property to rewrite the expression 6(4−11)
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04/19/16

1. an area code had to have a 0 or 1 in the middle digit. How many 10-digit phone numbers were possible?
1. an area code had to have a 0 or 1 in the middle digit. How many 10-digit phone numbers were possible?
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04/19/16

Rosemary mixed 1.16 liters of a chemical solution. She filled 12 vials that each held 0.058 liters. How much chemical solution did Rosemary have leftover?
I need help with this math problem 
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04/19/16

Ten people check their hats in a resturant. The resturant is evacuated quickly. Everyone grabs a hat. In how ma...
Ten people check their hats in a resturant. The resturant is evacuated quickly. Everyone grabs a hat. In how many ways can it happen, that noone gets the right hat? Please help! this is a... more
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04/19/16

A theater can seat 648 people. The number of rows is 3 less than the number of seats in each row. How many rows of seats are there?
applications of quadratic equation
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04/19/16

How many tickets with different points of origination and destination can be sold on a bus line that travels a loop of 25 bus stops?
Tickets may be purchased at each bus stop Hint: think about how this works for one bus stop and then extrapolate this toinclude all of the bus stops on this lin
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04/19/16

I need help in finding the EXACT solution to the exponential equation 600=25(1.7)^4x
(do not give an approximate decimal) x=____?
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04/19/16

6 lollies and 3 ice creams cost 8.52.3 ice creams and 6 drinks cost 9.24. what is cost of 1 lolly, 1 ice cream and a drink?
6 lollies and 3 ice creams cost 8.52. 3 ice creams and 6 drinks cost 9.24. what is cost of 1 lolly, 1 ice cream and a drink?
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04/19/16

6 lollies and 3 ice creams cost 8.52.3 ice creams and 6 drinks cost 9.24. what is cost of 1 lolly, 1 ice cream and a drink?
6 lollies and 3 ice creams cost 8.52.3 ice creams and 6 drinks cost 9.24. what is cost of 1 lolly, 1 ice cream and a drink?  
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04/19/16

word problem
The smallest set of dominos uses only the numbers 0 to 6.Each domino has two numbers on its face,and once a combination of numbers is used,it is not repeated.How many dominos are in the smallest... more
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04/19/16

word problem
The playground is filled with bicycles and wagons.If there are 24 vehicles and 80 wheels together,how many bicycles are in the playground? How many wagons are in the playground?
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04/18/16

A card is drawn from a standard deck of 52 cards. Find the probability that the card is either a five or heart
I need help with the problem and how to get the answer 
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04/18/16

Given u = 2x^8 + 4, find the differential du
Given u = 2x^8 + 4, find the differential du  
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04/18/16

deferentiate cos^e^x^2(2x)
How do I derentiate the above equation
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04/18/16

Trigonometry
sin-¹(x) is ⌈π/-2,π/2⌉
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