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Post New Question
All Questions
+0
234833 Questions
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409
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Something
[size=200] What is the meaning of life?[/size]
Guest
Feb 9, 2014
0
661
1
Precalculus
How do you simplify cot(sec^1x)?
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Guest
Feb 9, 2014
0
579
1
geometry
when you are doing pythagorean theorem c^2 is the smallest number or the biggest number?
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Guest
Feb 9, 2014
Feb 8, 2014
0
654
1
solving systems with three variables
3x+2z=1
2y-z=1
x+2y=1
I am very confused!!! Help please!
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Guest
Feb 8, 2014
0
618
1
Solving root equations
r=sqrt(20-r)
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Guest
Feb 8, 2014
0
1351
2
3.00x10^8/(7.91x10^10)
3.00x10^8/(7.91x10^10)
:mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen: :mrgreen:
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Guest
Feb 8, 2014
0
561
3
Geometry
a2=b2+c2-2(bc)cosA
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Guest
Feb 8, 2014
0
666
1
calc
X-1 * X = X^2-X .. why not X^2-1 ???
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Guest
Feb 8, 2014
0
702
1
SINE
AB= 6CM, BC=9CM, ANGLE BAC=117DEG, ANGLE ACB = X DEG. WHATS X. THE ANSWER IS 36.4, BUT 6 SIN 117 OVER 9 DOES NOT GIVE 36.4
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Guest
Feb 8, 2014
0
587
1
maths
60/90
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Guest
Feb 8, 2014
0
708
2
calculation
how can i calculate ln(9*10^-5)?
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Guest
Feb 8, 2014
0
2069
1
math
how do i put 450,900,800 in scientific notation?
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Guest
Feb 8, 2014
0
868
4
+1313
Stuck on factoring equations.
Hey guys, expanding factored equations and simplifying them has my head in a knot.
Any extremely helpful advice to get past it? (no need to resolve except for the last couple if you're generous.)
The questions format is varied, ie.
(2-x)(1-x)
read more ..
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Stu
Feb 8, 2014
0
648
1
Imaginary numbers
Using imaginary numbers, what is the √-16?
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Guest
Feb 8, 2014
0
672
1
Homework help. My teacher was absent...
How do you find the area of a triangle using trigonometry?
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Guest
Feb 8, 2014
0
827
1
+39
Physics Related...
Okay, I think I got this one down pact but would like someone to make sure I've done everything correctly and that the answer is correct.
Okay, so here it goes.
If a hammer falls off of a ladder and strikes the ground after 1.5 seconds, how fast
read more ..
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tannawirsch
Feb 8, 2014
Feb 7, 2014
0
487
1
question 5-D
(x+6)+ (x-4 ) + x + (x * 3) = 40
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Guest
Feb 7, 2014
0
413
0
help
data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAL8AAAAfCAMAAACBKOzaAAAAV1BMVEUbKSn///////////////////////////////////////////////////////+3xM63xM63xM63xM63xM63xM63xM63xM63xM63xM63xM63xM63xM7///8I00F8AAAAG3RSTlMAmd27dlQQ781miSKrMkRmMolUIt0Qq0S7zZm+u8giAAAC60lEQVRYCdVY23LjIAzlZsAGkzTZpt1G//+di7gZOzjjZpKJVw9FSAocZCGJErKdBgaKyhX7ohQMWL9i9FYxZU46ztsYinJAK0bbVm+V
read more ..
Guest
Feb 7, 2014
0
596
1
MATH
Rewrite in the form log(c).
log(9)−log(3)
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Guest
Feb 7, 2014
0
826
2
Math help for Chemistry
What is ln(8.66×10⁻⁷ / 3.61×10⁻¹⁵); I can't seem to get that answer correct
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Guest
Feb 7, 2014
0
653
1
Solid Geometry
Calculate the area of a trapezoid with a= 2ft, b= 3ft , and h=5ft
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Guest
Feb 7, 2014
0
537
1
2+2
how much is 2 plus 2
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Guest
Feb 7, 2014
0
341
0
tRIGONOMETRY
tURN COSINE INTO ANGLE
Guest
Feb 7, 2014
0
858
1
the method os substitution
The two largest deserts in the world are the Sahara Desert and the Australian Desert. The sum of their areas is 13 million square kilometeres. The area of the Sahara Desert is 5 million square kilometeres more than the area of the Australian Desert. Write
read more ..
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Guest
Feb 7, 2014
0
623
1
method of substitution
Solve each linear system using the method of
substition.
3m-6n=1
m+3n= 2
thank you
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Guest
Feb 7, 2014
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