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Post New Question
All Questions
+0
230874 Questions
+2
1005
1
+45
up blocked
hi i want tell me what to do to prove the following it is up blocked
αν=ν!/ν^ν i think with berrnulli,(general say:(1+x)^ν ≥ 1+χν
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DimitrisThymaras
Oct 22, 2017
0
1036
3
help, function notation
the table below shows the yearly sales of a cd player in a store
year 1 2 3
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hectictar
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Guest
Oct 22, 2017
0
967
2
graph direct variation pleas help me
Write a direct variation equation that relates the variables. Then graph the equation.
Alex can ride his bike at a rate of 7 miles per hour. His total distance in T hours is D
hectictar
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Guest
Oct 22, 2017
0
755
1
Help
−9⋅(−30)minus, 9, dot, left parenthesis, start fraction, 0, divided by, minus, 3, end fraction, right parenthesis?
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Guest
Oct 22, 2017
0
1791
1
+110
Circle Inscribed An Equilateral Triangle
A circle is inscribed inside an equilateral triangle. If the circumference of the circle is 6m then the area of the triangle in cm squared is.
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Hans007
Oct 22, 2017
0
1414
1
+110
Cistern
A rectangular cistern with base 4m by 5m has water to a depth of 6m in it. A solid metal cube with sides 3m is placed into the water. To what level in m does this raise the water in the cistern
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Hans007
Oct 22, 2017
0
1157
3
+314
I don't understand why the law of sines involves tangent?
I don't understand why the law of sines involves tangent?
hectictar
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ISmellGood
Oct 22, 2017
0
696
1
Help me
Write a direct variation equation that relatts x and y. Assume that y varies directly as x. then slove. If y= -30 when x= -5, find y when x= -3
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Guest
Oct 22, 2017
0
1
1173
2
'In a function f where f(x)=kx+m the following applies;
"In a function f where f(x)=kx+m the following applies;
f(x+4)-f(x)=2
f(m)=6
Decide the function f "
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Guest
Oct 22, 2017
0
1254
1
+110
Balloon
The radius of a spherical balloon is tripled. The increase in volume as a percent is.
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Hans007
Oct 22, 2017
0
1019
1
+314
logarithms
Can't figure it out. I know that log base 2 24+log base 2 3 is the same as log base 2 72 but here it's minus so does it mean division?
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ISmellGood
Oct 22, 2017
0
991
3
+314
D, E, and C all look odd to me because they are not symmetrical. HELP
D, E, and C all look odd to me because they are not symmetrical. HELP
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ISmellGood
Oct 22, 2017
0
653
1
graph the equation
how would i graph -4x+4y=1
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Guest
Oct 22, 2017
+1
885
1
+654
AOPS Probability Problem
Two numbers, x and y are selected at random from the interval 0,3 What is the probability that a triangle with sides of length 1, x , y and exists?
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supermanaccz
Oct 22, 2017
0
1142
1
What proportion is greater than the mean by more than 120? Mean = 1200, STDEV=120
The resistance of certain carbon resistors is normally distributed with a mean value of 1200 ohms and a standard deviation of 120 ohms. What proportion of the resistors have resistances that differ from the mean resistance by more than 120 ohms?
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Guest
Oct 22, 2017
+1
20376
3
+55
What is the √2 divided by 2?
What is the √2 divided by 2?
Could you show me the steps how to solve? Please keep the answer in the root.
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Indranil
Oct 22, 2017
+1
1711
2
+267
Hey so I have another question
Hey so I have another question
Patricia is trying to solve the following equation by completing the square: $$25x^2+20x-10 = 0.$$She successfully rewrites the above equation in the following form: $$(ax + b)^2 = c,$$where $a,$ $b,$
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hectictar
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WhichWitchIsWhich
Oct 22, 2017
+4
1326
1
+205
125m on the ground corresponds to 2.5 cm on a map. What is the actual distance between two objects if they are 4.2 cm apart on the map?
125m on the ground corresponds to 2.5 cm on a map. What is the actual distance between two objects if they are 4.2 cm apart on the map?
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joebob
Oct 22, 2017
+4
2802
2
+205
The Neva River in St. Petersburg, Russia, is 74 km long. How long is it on a map drawn at a scale of 1:2,000,000?
The Neva River in St. Petersburg, Russia, is 74 km long. How long is it on a map drawn at a scale of 1:2,000,000?
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joebob
Oct 22, 2017
+1
983
1
how would I graph: y=60.18x+335.30
how would I graph: y=60.18x+335.30
hectictar
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Guest
Oct 22, 2017
+1
926
1
Help me solve s and t
Solve s and t
s/4-2t=2
3t-6s=9
hectictar
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Guest
Oct 22, 2017
+1
1386
6
+267
Can someone help with this?
Po is trying to solve the following equation by completing the square: $$49x^2+56x-64 = 0.$$He successfully rewrites the above equation in the following form: $$(ax + b)^2 = c,$$where $a$, $b$, and $c$ are integers and $a > 0$. What
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hectictar
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WhichWitchIsWhich
Oct 22, 2017
+1
1951
2
+1450
When the expression $-5x^2+20x-17$ is written in the form $a(x+d)^2+e$, where $a$, $d$, and $e$ are constants, then what is the sum $a+d+e$?
When the expression $-5x^2+20x-17$ is written in the form $a(x+d)^2+e$, where $a$, $d$, and $e$ are constants, then what is the sum $a+d+e$?
thanks so much!
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AnonymousConfusedGuy
Oct 22, 2017
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