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Post New Question
All Questions
+0
234810 Questions
0
11
1720
1
calculus
A burn on a person’s skin is in the shape of a circle. If the radius of the burn is decreasing at the rate of 0.05 cm per day when it is 1.0 cm, what is the rate of decrease of the area of the burn at that instant?
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Guest
Oct 22, 2013
0
748
2
simplify and combine like terms
(1-x)^3
how does the above problem equal
-x^3 +3x^2 -3x +1
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Guest
Oct 22, 2013
0
663
2
statistics hw help
If one card is drawn from a well-shuffled bridge deck of 52 playing cards (13 of each
suit), what is the probability that the card is a queen or a heart?
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Guest
Oct 22, 2013
0
776
1
Math homwwork
What is 5.8x10 to the 5 power x 6.4 x 10 to the 2 power
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Guest
Oct 22, 2013
0
568
1
maths
2529529080/(1.038)^2 =
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Guest
Oct 22, 2013
0
827
1
Tax & Tip Tornado
If Mark and his three friends from #3 spilt the bill and the tip evenly, how much would each person pay?
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Guest
Oct 22, 2013
0
958
3
Algebra 2 Elimination
-5/7-11/7x=-y
2y=7+5x
Solving system of equation elimination technique please
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Guest
Oct 22, 2013
0
592
1
math
How do you reduce an improper fraction to lowest terms.
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Guest
Oct 22, 2013
0
727
1
probability
social security numbers have 9 digits. How many different people can have distinct social security numbers?
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Guest
Oct 22, 2013
0
670
2
I forgot how to do this type of problem
2x > -6 and x-1 < 0
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Guest
Oct 22, 2013
0
701
3
Statistics
How many zip codes are possible if digits can be repeated? If there cannot be repetitions?
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Guest
Oct 22, 2013
0
878
2
math
what are the factors of 39
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Guest
Oct 22, 2013
0
724
1
Math
How do you solve 3x^2+x-2=0 by completing the square?
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Guest
Oct 22, 2013
0
791
1
help
ywhat is 66+12_9+17 equal?
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Guest
Oct 22, 2013
0
753
1
math 125
[hello]if given graph of f', how do you determine graph of f?
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Guest
Oct 22, 2013
0
719
1
equation
3x-10 2x+30
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Guest
Oct 22, 2013
Oct 21, 2013
0
693
1
MATH
how do u use an array for big numbers in math? please tell
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Guest
Oct 21, 2013
0
801
3
Math
Is two to the third power eight math
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Guest
Oct 21, 2013
0
806
1
math
Consider the line y=-5.02+23.455x
What is trhe slope?
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Guest
Oct 21, 2013
0
762
1
calculator
how do you put in fractions?
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Guest
Oct 21, 2013
0
662
3
geometric series
in 1984 nearby14% of all adults has no close friends. On average the increase is 0.72% in 2006 it was 23.7 write and equations nth term that gives the equation that has no close friends in 1983
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Guest
Oct 21, 2013
0
928
4
algebra sequence
find a3 if a1=5584 r=-1/4
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Guest
Oct 21, 2013
0
602
1
math
Quote: how
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Guest
Oct 21, 2013
0
822
1
math
12 is what precent of 14? so confused on this question what do i do to solve it and please explain how to find it1!!!!
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Guest
Oct 21, 2013
0
812
1
speed and velocity
calculate the speed for a car that went a distance of 125 miles in 2 hours of time
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Guest
Oct 21, 2013
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