05/27/14

In an arithmetic sequence...
the third term is 10 and the fifth term is 16.   a) find the common difference   b) find the first term   c) find the sum the first 20th term of the sequence
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05/27/14

Solve the given equation, if necessay round to four decimal places
log2 9+log2 a=log2 11
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05/21/14

Meg walks 5 blocks south and then turns around and walks 8 blocks back to the north. The distance that she walks is 13 blocks. What is her displacement?
All the questions come from off of Apex.
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05/21/14

How do you simplify (x+2/x-4) + (x/x+1)
How do you simplify (x+2/x-4) + (x/x+1)
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05/21/14

why 1/C ? V/R(e^-t/RC) dt is equal to V(1-e^-t/RC) Note: V,R and C are constants. I integrated but I got -Ve^-t/RC
perhaps I'm ommiting some detail in my integration and I'm eager to know why it doesn't match with the textbook result.
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04/24/14

are these geometric or arithmetic
  indicate where these are     a)  geometric, arthmetic or neither     b)  If geometric, give the common ratio.  If arithmetic, give the common difference     1.  1,2,4,8, 16, 32,... more
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03/28/14

math question4
f(x) = -6x- 1 and g(x) = -(5+4x)What is the solution for (f - g) (x)?
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03/28/14

Solve for x: x^2 < 64
x2 < 64   values for x to graph on number line
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03/28/14

Which of the following?
The second and third terms of a geometric sequence are 2.5 and 1.25, respectively. Which of the following is the first term?    a) -5 b) -2.5 c) 0.625 d) 3.75 e) 5   Please show all your... more
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