All Questions ⁺⁰237749 Questions

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1799

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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?

Guest Oct 22, 2013

0

829

2

simplify and combine like terms

(1-x)^3
how does the above problem equal
-x^3 +3x^2 -3x +1

Guest Oct 22, 2013

0

746

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?

Guest Oct 22, 2013

0

858

1

Math homwwork

What is 5.8x10 to the 5 power x 6.4 x 10 to the 2 power

Guest Oct 22, 2013

0

636

1

maths

2529529080/(1.038)^2 =

Guest Oct 22, 2013

0

904

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?

Guest Oct 22, 2013

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1043

3

Algebra 2 Elimination

-5/7-11/7x=-y
2y=7+5x
Solving system of equation elimination technique please

Guest Oct 22, 2013

0

661

1

math

How do you reduce an improper fraction to lowest terms.

Guest Oct 22, 2013

0

806

1

probability

social security numbers have 9 digits. How many different people can have distinct social security numbers?

Guest Oct 22, 2013

0

743

2

I forgot how to do this type of problem

2x > -6 and x-1 < 0
-

Guest Oct 22, 2013

0

778

3

Statistics

How many zip codes are possible if digits can be repeated? If there cannot be repetitions?

Guest Oct 22, 2013

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952

2

math

what are the factors of 39

Guest Oct 22, 2013

0

807

1

Math

How do you solve 3x^2+x-2=0 by completing the square?

Guest Oct 22, 2013

0

867

1

help

ywhat is 66+12_9+17 equal?

Guest Oct 22, 2013

0

834

1

math 125

[hello]if given graph of f', how do you determine graph of f?

Guest Oct 22, 2013

0

793

1

equation

Guest Oct 22, 2013

Oct 21, 2013

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770

1

MATH

how do u use an array for big numbers in math? please tell

Guest Oct 21, 2013

0

875

3

Math

Is two to the third power eight math

Guest Oct 21, 2013

0

888

1

math

Consider the line y=-5.02+23.455x
What is trhe slope?

Guest Oct 21, 2013

0

834

1

calculator

how do you put in fractions?

Guest Oct 21, 2013

0

740

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

Guest Oct 21, 2013

0

1001

4

algebra sequence

find a3 if a1=5584 r=-1/4

Guest Oct 21, 2013

0

668

1

math

Guest Oct 21, 2013

0

899

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!!!!

Guest Oct 21, 2013

0

882

1

speed and velocity

calculate the speed for a car that went a distance of 125 miles in 2 hours of time

Guest Oct 21, 2013

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