shaan_iitk
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swetzbar:
PLEASE HELP The verbal portion of the SAT exam has scores that are normally distributed. The mean of the scores is 500 with a standard devia…
 updated one year ago
 1 reply
 1 Medal
Mathematics

Caro9999:
Please Help! Use the first three nonzero terms of the maclaurin series to approximate the value of the definite interval from 0 to 0.8 (1c…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

mmbuckaroos:
Find an equation for the line with the given properties.
Vertical line; containing the point (9,2)
 updated one year ago
 6 replies
 1 Medal
Mathematics

shaan_iitk:
Say I have a three digit combination lock. What is the minimum number of trials I need on the combination to ensure that I get the correct c…
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

atjari:
Please someone help me to do the second part of the question below.
If O is any point within triangle ABC and P, Q, R are midpoints of the …
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

steanson:
The diagonals of a plane quadrilateral ABCD intersect at O, and X,Y are the mid points of the diagonals AC and BD respectively. Show that:
…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

mattt9:
Are you familiar with line integrals in vector fields? if So please help with the question i post below
 updated 2 years ago
 7 replies
 2 Medals
Mathematics

atjari:
Can sum1 answer this with explanation pls?
 updated 2 years ago
 5 replies
 3 Medals
Mathematics

shaan_iitk:
Help needed... sum of series
= 1 + (3/4) + (7/16) + (15/64) + (31/256) + .. infinity …
 updated 2 years ago
 16 replies
 1 Medal
Mathematics

paunic88:
anyone want a challenge? try this one
I need help with this problem:
…
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

Pippa:
Can someone explain how we use an integral to find the area?
 updated 2 years ago
 44 replies
 2 Medals
Mathematics

CypherRichard:
Maximizing Profit: Supppose r(X) = X^2/(x^2+1) represents revenue and c(X)= (x1)^3/3 – 1/3 represents cost, with X measured in thousands of…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

hmm:
Integrate
 updated 2 years ago
 37 replies
 1 Medal
Mathematics

Aadarsh:
I have a question. Please see the attachment and answer with explanation.
 updated 2 years ago
 44 replies
 3 Medals
Mathematics

Aadarsh:
If tangents QR, PR, and PQ are drawn respectively at A, B and C to the circle circumscribing an acute angled triangle triangle ABC so as to …
 updated 2 years ago
 13 replies
 2 Medals
Mathematics

Zane:
Calc II problem attached:
Need help!
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

Lammy:
find integrate (1/(xsqrt(1+(lnx)^2)),1,e,x)
 updated 2 years ago
 13 replies
 3 Medals
Mathematics

tdeaguero1989:
what multiple of L of equation 1 should be subtracted from equation 2? ax+by=f cx+dy=g. the first pivot is a(assumed nonzero). Elimination p…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

cbrsam:
How to solve this.
A cylinder of length 2x is inscribed in a sphere of radius a . Between one end ot this cylinder & sphere, another cylind…
 updated 2 years ago
 85 replies
 1 Medal
Mathematics

Jinnie:
A girl standing on the top of a building 200 feet highs throws a water balloon up in the air at a velocity of 30ft/sec. The equation for the…
 updated 2 years ago
 24 replies
 1 Medal
Mathematics

tdiaz100:
an objects motion is described by the equation d=4sin(pi t). the displacement d, is measured in meters. the time t is measure in seconds.
1.…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

AravindG:
find the no: of integral solutions of inequation x+y+z+u<=65
 updated 2 years ago
 18 replies
 7 Medals
Mathematics

blanca:
are line segments one dimensional true or false ?
 updated 2 years ago
 7 replies
 6 Medals
Mathematics

johnny5520:
One is looking to invest 15 thousand dollars among 5 opportunities. Each investment should be an integral in units of 500 dollars. A portfol…
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics

johnny5520:
A dice is rolled 6 times. Let S be the sum, over the 6 rolls, of the number on the face that turned up. The probability that S ≥ 35 is: . (W…
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

johnny5520:
A dice is rolled 6 times. The probability that two different numbers will turn up three times each is: . (Write your answer in the form 0.xx…
 updated 2 years ago
 8 replies
 No Medals Yet
Mathematics

johnny5520:
A room contains 4 married couples. 3 people are randomly selected. The probability that there is a married couple among the selected people …
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

JerJason:
Parametric Equations: Find the equation of the tangent line at the point where the curve crosses itself.
x = t^36t, y = t^2…
 updated one month ago
 14 replies
 3 Medals
Mathematics

abrar_hunza:
.show that the following are spanning sets for R3
{(1,1,1)transpose (1,1,0)transpose (1,0,0)transpose}
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

Unam:
A dam produces 250W/m^2 of electricity. It composed of 7x10^9kg of concrete. Concrete requires 1MJ of energy to produce per kg. How much ene…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics
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