08/14/14

Equivalent Capactiance and Expression for Uncertainty
How do I determine an expression for the uncertainty of the equivalent capacitance of this circuit? I know that circuits in series are 1/Ceq = 1/C1 + 1/C2 ect. I know that circuits in parallel... more
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08/12/14

Find the Relation Between the Focal Length and the Object Distance
There is a specific case where for a single converging lens the object distance equals the image distance. Find the relation between the focal length and the obect distance in this case.   
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08/11/14

maths help
There are 30 terms in an arithmetic pregression.The 2nd and 3rd terms are distinct integers.The ratio of the 1st 20 terms and the sum of the 1st 10 terms equals twice the ratio of the 2nd and the... more
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08/09/14

maths help
prove that the set of integers,thats an infinite set is smaller than the set of real numbers, that too is an infinite set.
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08/07/14

Equivalent Capacitance and Uncertainty of a Circuit
How do you find the equivalent capacitance and the expression for the uncertainty of the equivalent capacitance of this circuit with the following information:   Point 1: t(s) = 1.33            ... more
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08/06/14

power series
Determine the interval and radius of convergence for the power series of the summation from k=1 to infinity of (x^k)/(k4^k) 
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08/03/14

Probability question: Joint Probability Density Functions
Two birds have landed on a power line that spans the 100' distance between utility poles. a) What is the average distance between the birds? b)The line runs north and south. Another bird lands on... more
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08/02/14

1)Three numbers are in a 2:3:5 ratio and their sum is 70.Find the numbers.
2)The sum of the angle measures of any triangle is 180 degrees.Find the three angle measures of a triangle if they are in an 8:3:4 ratio.
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07/29/14

Optimization Word Problem
A building is to be built and will take the form of a semicircular shape and will have a rectangular doorway. The building will be 6 m long and the door must be at least 1 m vertically from the... more
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07/25/14

Line L passes through (-4,3) and line P is the graph of 5x-6y=24. if L is perendicular to P, what isthe slope intercept form equation of l
If any number in the equation is not an integer, enter it as a fraction in simplest form
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07/23/14

how would i sort 1 thru 75 in every possible variation?
I want to know is there is a way or a program to sort 1 through 75 in all possible variationss
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07/20/14

Use the Law of Sines to solve (if possible) the triangle for the value of c.
A = 27.5°, a = 15.0 cm, b = 36.4 cm
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07/20/14

Determine the exact values of the six trigonometric functions of the angle.
Assume the point (-2, 10) is on the terminal side of an angle in standard position.
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07/19/14

help with chemical formula
using the chemical equation      C2H4O2    +   H2O      →   H3O^+     + C2H3O2-     How do I explain that H2O is the chemical formula for the reactant which gives up a hydrogen ion in this... more
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07/18/14

help with chemical change
I am suppose to pick the possible answers that show examples of chemical change in matter   a.  burning wood until it becomes ashes b.  combining nitrogen and oxygen gases to make ammonia... more
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07/18/14

tenision in a string
two blocks of equal mass m are tied to each other through a light string. One of the blocks is pulled along the line joining them with a constant force F. The tension in the string joining the blocks
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07/16/14

If matrix A has dimensions 2 X 3 and matrix B has dimensions 3 X 6, can the two matrixs be multiplied
If matrix A has dimensions 2 X 3 and matrix B has dimensions 3 X 6 can the two matrixs be multiplied?
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07/10/14

Which is the first number in this series which is less than 0.01?
Consider the series 16, 8, 4, 2, ... - that is each new number is formed by halving the one before it. Which is the first number in this series which is less than 0.01?   a. 1/16             b.... more
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07/09/14

sin(x/2) + cos(x/2) = ?
anyone knows this?   I need it now
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07/09/14

Maximum value of
12sinΘ-9sin2Θ
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07/07/14

explain remainder theorem
explain remainder theorem please
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07/05/14

help with voltage and electricity c/o physical science
  true or false      iron is easily magnetized because it has pairs of electrons which gspin in the same direction   i think this is true     true or false      voltage can be induced in a... more
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07/01/14

The missing number in the series 9, ____, 6561, 43046721 is:
Please help me quickly figure this out. I'm taking a test and I'm really stumped. 
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07/01/14

PDE equation
df/dt + df/dx = sin(kx-wt)
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06/30/14

Find all the zeros of the function f(g) = g^4 + 2g^3 + 10g^2 + 18g + 9
Find all the zeros of the function f(g) = g^4 + 2g^3 + 10g^2 + 18g + 9
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