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Post New Question
All Questions
+0
230864 Questions
0
2052
3
Calculas tangent
The displacement (in centimeters) of a particle moving back and forth along a straight line is given by the equation of motion s = 3 sin(πt) + 4 cos(πt), where t is measured in seconds. (Round your answers to two decimal places.)
a)
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Guest
Jul 9, 2017
0
890
2
+56
Find all pairs (r, s) such that 2s + r = 12 and rs = 3. Need answers as soon as possible with explination please... Thank you!!
Find all pairs (r, s) such that 2s + r = 12 and rs = 3. Need answers as soon as possible with explanation please... Thank you!!
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Trinityvamp286
Jul 9, 2017
0
1574
1
Binomial equation
According to a newspaper, 40% of bicycles stolen in a certain country are recovered. Find the probability that, in a sample of 6 randomly selected cases of bicycles stolen in the country, exactly 4 out of 6 bikes are recovered.
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Guest
Jul 9, 2017
0
819
1
1/2 + 303/7 x 29/5 =
1/2 + 303/7 x 29/5 =
Plz help
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Guest
Jul 9, 2017
0
973
2
Music shuffle miracle
I was playing music on shuffle when 5 songs from the same album played in succession. The album is 11 songs long and my library consists of 320 songs. How would I put this in a human perspective, considering how big fat and ugly the number spat out would
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Guest
Jul 9, 2017
0
1217
6
+56
suppose a is a real number for which a^2+1/a^2=14 ...
suppose a is a real number for which a^2+1/a^2=14 ...
what is the largest possible value of a^3+1/a^3 ?
Answer quickly please? Explanation as well.. Thankyou
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Trinityvamp286
Jul 9, 2017
0
747
1
+56
What are the real solutions to the equation below?
What are the real solutions to the equation below?
(2x^2-5)
----- ^ (x^2-3x) -1=0 (Note: ----- is a fracion
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Trinityvamp286
Jul 9, 2017
0
979
1
+56
Find all pairs (r, s) such that 2s + r = 12 and rs = 3. need answer today if possible please
Find all pairs (r, s) such that 2s + r = 12 and rs = 3. need answer today if possible please
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Trinityvamp286
Jul 9, 2017
0
718
1
Economics
Microsurfacing is part of a pavement restoration and maintenance program that seals the surface of a street that has minor cracking to prevent water from penetrating into the base material. The annual cost of equipment (trucks, tanks, valves, etc.) is $109,000
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Guest
Jul 9, 2017
0
944
1
Circle
2x^2 + 2y^2 + 12x - 2y - 3 = 0
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Guest
Jul 9, 2017
+1
2042
3
+11912
Law of reciprocal proportion
can someone pls pls explain to me this law ion the most simplest of words, with egs, pls dont copy and paste the online definitions, ive seen them all, i just need to understand it from someone whose understood it very nicely already , pls, with examples!
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rosala
Jul 9, 2017
0
523
1
word problem
rebecca can type a manuscript in 6 hours. if jessa helps her they can type the whole manuscript in 4 hours. How long would it take jessa if she did all the typing alone?
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Guest
Jul 9, 2017
0
670
1
Permutations...
permutations help please!
hectictar
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Guest
Jul 9, 2017
0
1031
2
Economics: Annuities and Perpetuities
A perpetuity-immediate pays $10 at the end of every 3-year interval, with the first imbursement at the end of year 6, and a present value (PV1) of $32. Find the present value (PV2) of a perpetuity-immediate paying $1 at the end of every 4 months,
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Guest
Jul 9, 2017
0
761
1
Stuck on this
(2x+1)/3 + 7 = (3x-1)/4
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Guest
Jul 9, 2017
Jul 8, 2017
0
832
1
How many hours would I swim in a year if.
I swim:
-10 months out of a year = 43 weeks out of a year
-2 hours on Monday, Thursday, and Friday
-4 hours on Wednesday
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hectictar
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Guest
Jul 8, 2017
0
1522
2
+50
Let's play mini-Sudoku!
Let's play mini-Sudoku!
We wish to place an "X" in four cells, such that there is exactly one "X" in each row, column, and 2x2 outlined box.
For example:
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Jz1234
Jul 8, 2017
0
882
7
Teachers Retirement Fund
A Teachers Union is to pay their retired teachers a retirement income of $60,000 each for a period of 30 years. The retired teachers are to receive a 20% increase every 10 years over the previous 10 years. If the teachers union is able to get 5% annual
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Guest
Jul 8, 2017
0
888
3
correlation coefficient r
I am using the formula to determine the correlation coefficient r, why am I getting an i in my answer
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Guest
Jul 8, 2017
0
1350
4
Given that is a prime number, evaluate
Given that is a prime number, evaluate
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Guest
Jul 8, 2017
+26
1309
6
+118608
Interesting questions and answers - Melody's collection
1) Write 25/27 as the sum of 3 fractions wach with a numerator of 1. (8/7/17)
An interesting answer by CPhill.
https://web2.0calc.com/questions/good_6
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Melody
Jul 8, 2017
0
749
2
Find the difference
Help!
thanks a lot
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Guest
Jul 8, 2017
0
774
2
Can someone help??!!
I keep getting this wrong!
hectictar
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Guest
Jul 8, 2017
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