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Post New Question
All Questions
+0
230625 Questions
0
648
2
Scientific Notation
what is 526923076.923 in scientific notation?
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Guest
Mar 26, 2014
0
801
5
Pythagorean Theorem
24squared + b squared = 25squared
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Guest
Mar 26, 2014
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506
1
help
:roll: what do I do with variables when I have a problem like 3 square root of 32n^4
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Guest
Mar 26, 2014
0
820
3
Diameter and Circumference
If a circles circumference is qual to 6.28, what is its diameter?
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Guest
Mar 26, 2014
0
523
2
math
m<r=47
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Guest
Mar 26, 2014
0
569
1
geometry
:x find the area of similar figures
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Guest
Mar 26, 2014
0
1259
2
Math riddles
Hi I need help with two math riddles. I would very much appreciate if someone could help me with this
First riddle:
My mother is three times my age
My sister is 75% of my age and 15% of my grandmothers age.
My father is 40, 4 years older
read more ..
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Guest
Mar 26, 2014
Mar 25, 2014
0
554
2
Math
3x - 7 = x + 11 then 2x + 1 =
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Guest
Mar 25, 2014
0
580
2
math
:|what is 320/3
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Guest
Mar 25, 2014
0
738
1
equations
5 less than twice
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Guest
Mar 25, 2014
0
1215
1
puetje detyra kimi
sa kilogram gelqeror te pashuar cao perfitohet me pjekjen 1500 kg te gurit gelqeror caco3
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Guest
Mar 25, 2014
0
996
8
need help asap
a car generates 2,552 and weighs 2,250 pounds. what is the rate of acceleration?
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Guest
Mar 25, 2014
0
588
1
geometry
segment MN with endpoints M(12,-7) and N(-5,-2) find the coordinates
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Guest
Mar 25, 2014
0
835
1
+2353
Quadratic forms on a linear constraint set
I have trouble understanding why the following theorem holds.
Knipsel12.PNG
I am hoping someone can give me some idea, or logic behind why this holds.
I am not necessarily looking for a proof. What I am looking for is something which makes me
read more ..
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reinout-g
Mar 25, 2014
0
716
1
+38
math help Algebraic
what is a algebraic expression
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pancakes
Mar 25, 2014
0
609
0
+38
NANAN BATMAN
NANANAN BATMAN
pancakes
Mar 25, 2014
0
880
1
question
the area that lies either to the left of 1.56 or to the right of 2.30
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Guest
Mar 25, 2014
0
710
4
Exponential
3 to the power of x equals 30. how to solve?
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Guest
Mar 25, 2014
0
744
3
the calculator
why doesn't this calculator have fractions
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Guest
Mar 25, 2014
0
695
1
TRIGONOMETRY
3SIN^2X-7SINX-3=0
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Guest
Mar 25, 2014
0
942
7
+2353
Can this be done in an easier way?
This question has been posed in multiple posts due to the many attachements
Hi there!
For one of my exercises I have the following equation:
CodeCogsEqn (9).gif
I need to find both partial derivatives and for y this is quite easy. However
read more ..
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reinout-g
Mar 25, 2014
+1
528
1
+128475
Hyperbola Proof
Since I've answered a few questions on here from time to time, now, I've got one!!
Draw a tangent line to either the right (or left) branch of a hyperbola and let that line intersect the x axis. Call this point of intersection, "S." From the point of
read more ..
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CPhill
Mar 25, 2014
0
764
5
+1313
Random engi maths q's
Can someone aid with my understanding the 4 derivative of a function formula, and how to know for which should be applied to an equation also define the formula in your example please.
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Stu
Mar 25, 2014
+2
1532
8
+118609
Trigonometry
sqrt(3)cos(x) - sin(x)= 1
What is the best way to tackle a question like this one? I need a general formula.
Thanks.
(I am reposting because it hasn't been answered yet.)
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Melody
Mar 25, 2014
0
1223
2
+72
Physics
The time base of a cathode ray oscilloscope (CRO) is set 1ms/cm. When an alternating current signal of 200Hz is applied to the y-plate of the CR0, what is the minimum number of cycles seen on the 30cm wide screen?
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Princess Sophie E
Mar 25, 2014
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