01/13/14

sec(arctan(3/4))
How do you solve this?
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01/13/14

If you had $100.00 invested in a savings account that is compounded annually and yields 3% interest, how much interest would you have accumulated in 30 years? A
I'm stuck on this question and i need the answer to this investment question.
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01/09/14

absolute value question
9-(|m|+7)=4 I know that the answer to this problem is "no solution", but I don't know how to end up with that answer. Can someone please explain it to me?
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01/09/14

using the compound interest table, calculate the compound amount after 5 years for an investment of $7,700 at 6% interest compounded quarterly
I need the answer because I dont understand how to solve the problem
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01/05/14

Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class, thanks for the help!
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01/05/14

Write sin(sin^-1x-cos^-1x) as an algebraic expression in x.
This is for my trig class, thanks for the help!
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12/31/13

Rationalize the denominator in the expression
Rationalize the denominator in the expression             -√2d   t =     ----             √a   Thank you in advance
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12/23/13

Without using a calculator, determine the number of real zeros of the function f(x) = x.3 + 4x.2 + x – 6.
how do i determine the number of real zeros of the function 
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12/23/13

need help bad very confused
Select the sum of the series: Σ^5∨k-1^k^2   a. 55 b. 56 c. 200 d. 225
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12/22/13

Explain mathematical induction
Can someone explain to me what Mathematical Induction is?
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Gcf

12/10/13

14 pictures of family, 8 of pets. 5 of both. How many pictures in all
We are doing GCF and lcm and prime factorization.
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12/09/13

Identify each system as having one solution, no solution, infinite solutions. 5x-y=9, y=5x+19 and y=6x+14, 12x-2y=-28
How would I do this & identify what solution it has?? Please use step by step, Thank you. 
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12/08/13

solve the equation 4^x^2-80=16^x
solve the equation 4^x^2-80=16^x
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12/08/13

prove the following trigonometric identity
2sin^2x - 1÷ sinxcosx = tanx-cotx
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12/08/13

prove the following trig identity
sin^4x - cos^4x =1 -2cos^2x
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12/08/13

f(x)= x^(2/3)-x^(2)
this is a curve sketch. determine domain and range. find x intercepts. find y intercept. determine any vertical asymptotes. find the end behavior asymptote. consider symmetry. find the relative... more
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12/07/13

Given functions f and g, perform the indicated operations:
f(x) = 8x2 -7x g(x) = 8x - 4   (fog)(x)   I would really appreciate the steps and final outcome of this problem. Thank you!
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12/07/13

Evaluate and simplify the following function:
f(x) = 3x2 - 2x -3 f(x-1) =    I would really appreciate the steps and final outcome of this problem. Thank you! 
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12/07/13

find the equation of the line passing through (-3,5) with an undefined slope
find the equation of the line passing through (-3,5) with an undefined slope
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12/07/13

The slope of a line is –2 and its y-intercept is (0, 3). What is the equation of the line that is parallel to the first line and passes through (2, 2)?
i need help with my math cause im having a lot of troubles and i really could use some help please.
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12/05/13

Ordered Pairs of points
List four ordered pairs of points (l,w) that represent dimensions of rectangles with perimeters of 20 units.  
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12/05/13

Word Problems
I am stumped...   Anne and Nancy use a metal alloy that is 18.3% copper to make jewelry. How many ounces of a 15% alloy must be mixed with a 24% alloy to form 90 ounces of the desired... more
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12/04/13

If a number is added to the numerator of 7/8, and the same number is subtracted from the denominator, the result is 2, find the number?
If a number is added to the numerator of 7/8, and the same number is subtracted from the denominator, the result is 2, find the number?
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12/04/13

in the problem what percent of 20 is 30 how do you get the 1.5
I am studying for my ged and I just don't get this stuff.
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12/03/13

We have to write a ratio in simplest form
7 1/5 inches 30 inches in simplest form
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