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Curry:
Group Title
Find the global maximum of the function of f(x,y) = 4x^2  4y^2 + 2x + 2y, on the closed triangle x>=0, y>=0, x+y>=1
 updated 21 days ago
 2 replies
 No Medals Yet
Mathematics

Curry:
Group Title
prove limit does not exist with polar coordinates.
lim (x,y) => (0,0) [(x^2y)/(x^2 + y^2)^(3/2)
 updated 21 days ago
 4 replies
 2 Medals
Mathematics

Curry:
Group Title
Find all harmonic polynomials u(x,y) of degree three, that is, u(x,y) = ax^3 + bx^2y + cxy^2 + dy^3
 updated one month ago
 17 replies
 3 Medals
Mathematics

Curry:
Group Title
hi guys, I don't know what I'm doing wrong, can you guys please help me?
Given the rules for a sequence:
If n is even: n = n / 2
…
 updated one year ago
 7 replies
 2 Medals
Mathematics

Curry:
Group Title
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder.
What is the smallest number th…
 updated one year ago
 11 replies
 6 Medals
Mathematics

Curry:
Group Title
a roller coaster at an amusement park is at rest of top of a 30m hill (point A). the car starts to roll down the hill and reaches (point b),…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Curry:
Group Title
a roller coaster at an amusement park is at rest of top of a 30m hill (point A). the car starts to roll down the hill and reaches (point b),…
 updated one year ago
 14 replies
 1 Medal
Mathematics

Curry:
Group Title
You have relatives living in the United Kingdom and in France. Suppose that you have purchased a prepaid phone card with a value of $75. Cal…
 updated one year ago
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Mathematics

Curry:
Group Title
x = 12(y^2  y^3)
Use the cylindrical shell method to find the volume of the solid generated by revolving the shaded region about the indi…
 updated one year ago
 9 replies
 1 Medal
Mathematics

Curry:
Group Title
If an object is moving to the left with 50 mph then how can the friction force and the force horizontal component force be eQUAL. Because if…
 updated one year ago
 5 replies
 2 Medals
Mathematics

Curry:
Group Title
by throwing a ball at an angle of 45 degrees a girl can throw the ball a maximum horizontal distance R, on a level field. How far can she th…
 updated one year ago
 9 replies
 3 Medals
Mathematics

Curry:
Group Title
which type of radiation involves a neutron becoming a proton and increases the atomic number by 1
 updated one year ago
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Mathematics

Curry:
Group Title
FIND THE equation of the tangent at x = 2
x^4 + x^3 + 1
…
 updated one year ago
 45 replies
 2 Medals
Mathematics

Curry:
Group Title
in the scarlet lettter
is the scarlet letter just a stiched "A" on her dress or is it branded on her skin?
 updated one year ago
 1 reply
 1 Medal
Mathematics

Curry:
Group Title
find all zeros F(X) = X^4 6X^3 + 3X^2 + 42X 70
GIVEN SQRT(7) is a zero
 updated one year ago
 3 replies
 1 Medal
Mathematics

Curry:
Group Title
wirte a polynomial of degree 6 in factored form with given zeros sqrt(2),(1+i),3,2
 updated one year ago
 14 replies
 1 Medal
Mathematics

Curry:
Group Title
Find all zeros of f(x) = x^4  6x^3+5x^2 + 22x40
given (2i) is a zero
…
 updated one year ago
 8 replies
 1 Medal
Mathematics

Curry:
Group Title
determine whether the curve has a tangent at the indicated point. if it does, give its slope, if not explain why not
F(X)= { 22xx^2…
 updated one year ago
 9 replies
 2 Medals
Mathematics

Curry:
Group Title
confusion with limits
lim of (sin(x))/(x) as x approaches 0 = 1
but y is there no limit for lim of (1/(x^2)) as x approaches 0?
 updated one year ago
 58 replies
 2 Medals
Mathematics

Curry:
Group Title
FIND THE LIMIT IF IT EXISTS
…
 updated one year ago
 10 replies
 2 Medals
Mathematics

Curry:
Group Title
13. A 7card hand is dealt from a deck of 52 cards. What is the probability that the hand includes all four kings?
 updated 2 years ago
 3 replies
 2 Medals
Mathematics

Curry:
Group Title
12. Suppose you receive a shipment of 33 computers, two of which are defective. What is the probability of picking a sample of 6 computers w…
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

Curry:
Group Title
11. According to City High School's alumni records, 375 students graduated in 2001. Of these graduates, 173 were female, 135 of whom were ac…
 updated 2 years ago
 No Medals Yet
Mathematics

Curry:
Group Title
11. According to City High School's alumni records, 375 students graduated in 2001. Of these graduates, 173 were female, 135 of whom were ac…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

Curry:
Group Title
Eleven dimes dated 1989 through 1999 are tossed. Find the probability of the event.
9. Tails on all but one dime
…
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

Curry:
Group Title
(sqrt(3x)4y)^5
 updated 2 years ago
 No Medals Yet
Mathematics

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Group Title
In how many ways can the letters in the word BUTTERFLY be arranged if the letters are taken 5 at a time
 updated 2 years ago
 32 replies
 2 Medals
Mathematics

Curry:
Group Title
In how many ways can the letters in the word PAYMENT be arranged if the letters are taken 5 at a time?
In how many ways can the letters in …
 updated 2 years ago
 17 replies
 1 Medal
Mathematics

Curry:
Group Title
A musician plans to perform 5 selections for a concert. If he can choose from 8 different selections, how many ways can he arrange his progr…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

Curry:
Group Title
How many different threenumber "combinations" are possible on a combination lock having 24 numbers on its dial
 updated 2 years ago
 6 replies
 1 Medal
Mathematics
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