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All Questions
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234777 Questions
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880
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((3/5)+(pi/7-pi))*((3/5)+(pi/7-pi))=
((3/5)+(pi/7-pi))*((3/5)+(pi/7-pi))=
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Guest
Jun 19, 2016
0
1737
1
cos(pi/7)+cos(3pi/7)+cos(5pi/7)=
cos(pi/7)+cos(3pi/7)+cos(5pi/7)=
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Guest
Jun 19, 2016
0
409
1
Average Mark
if my average is 71% and do a test that is worth 15% of my grade, and i got an 86% on that, what would my average be?
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Guest
Jun 19, 2016
0
517
1
+244
Physics
Two parallel plates separated by air make up a capacitor. If the changes on each plate are ±5 μC and the potential difference across the plates is maintained at 120 V what is the capacitance of this capacitor?
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DamienDenninson
Jun 19, 2016
0
3316
2
Each of the eight edges of a regular square pyramid has length 6. Find the volume of the pyramid.
Each of the eight edges of a regular square pyramid has length 6. Find the volume of the pyramid.
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Guest
Jun 19, 2016
0
556
3
Math Problem
Find all m for which
is an integer.
I have no idea where to start with this, can you guys explain as well as sovling this, how do these problems in the future.
read more ..
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Guest
Jun 19, 2016
0
596
2
cos theta= –0.7500, what are all possible values of theta between 0° and 360°, rounded to the nearest degree?
If cos theta= –0.7500, what are all possible values of theta between 0° and 360°, rounded to the nearest degree?
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Guest
Jun 19, 2016
0
1519
2
Guppies
If you have 200 fish and 99%of them are guppies, how many do you have to remove to make them equal 98%?
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Guest
Jun 19, 2016
0
408
1
Why is primes so important in math?
Why is primes so important in math? Does it help to solve other math problems?
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Guest
Jun 19, 2016
0
909
1
How to calculate a man who weighs 71kg running at 5.0 m/s?
How to calculate a man who weighs 71kg running at 5.0 m/s?
The equation I'm using is K.E. = 1/2 m v2
I constantly get the wrong amswer I really don't understand
Please Help!
read more ..
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Guest
Jun 19, 2016
0
860
1
In a circle with a radius of 12, what is the measure of the central angle if the arc length is 14 pi?
In a circle with a radius of 12, what is the measure of the central angle if the arc length is 14 pi?
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Guest
Jun 19, 2016
0
373
1
Recursive
Recursive formula of 8, 17, 26, 50
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Guest
Jun 19, 2016
0
546
1
how many numbers does pie have ?
how many numbers does pie have ?
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Guest
Jun 19, 2016
0
658
2
Problem with Cardano-Tartaglia method.
im using the tartaglia method to solve an equation but my discriminant is negative. Does that mean that im not able to extract it? im confused. I just know that there are 3 different real solutions.
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Guest
Jun 19, 2016
0
343
1
Percentages!
Why do we sometimes mutiply percentages by numbers and sometimes we do for example, (0.37) x (1+49%); where did that 1 + come from!
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Guest
Jun 19, 2016
0
626
1
help me please the answer has to be around 70.0 degrees that is all i know
Arcsin(sin(40)*sin(23.22) - cos(40)*cos(23.22)*cos((360*18)/24 - 88))
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Guest
Jun 19, 2016
0
382
1
equtions
i think of a number i multiple it by 5 i get 30 .What is the number?
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Guest
Jun 19, 2016
0
1172
1
25^((log3 log3 25)/log3 25)=2log2 x
25^((log3 log3 25)/log3 25)=2log2 x
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Guest
Jun 19, 2016
0
357
1
Why does primes so important to math?
Why does primes so important to math? Does it help to solve other math problems?
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Guest
Jun 19, 2016
0
479
1
Percentage
if 3000 is 60% of a total, what is the total
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Guest
Jun 19, 2016
0
2726
5
How do you solve Cos^2x + 3*Sin^2x + sqrt3*Sin2x = 1
How do you solve Cos^2x + 3*Sin^2x + sqrt3*Sin2x = 1
Melody
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Guest
Jun 19, 2016
0
462
1
please answer
what is sqrt(3x) times sqrt(6x)
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Guest
Jun 19, 2016
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