03/20/14

How to solve (x+1)dx + e^y dy = 0 at points (0,1)
The question contails already all details
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03/20/14

solve by the method of your choice
(-30x∧2)+8x=6   x=
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03/20/14

Find the integral?
Find the integral of 4/(x^2+4) dx. 
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03/20/14

Solve in inverse operations -a-13=-10
Please solve this problem quickly in inverse operations two step only.
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03/20/14

perform the operation and leave the result in trigonometric.
1). 4(cos40° + isin40°)/3(cos160°+isin160°)     2).[2/3(cosπ/3+isinπ/3)][9(cosπ/6+isinπ/6])]
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03/20/14

evaluate and simplify
〈-5i2-3÷ 6 - 4i13〉12〉-2
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03/20/14

y=f(x)=4x3+3x-2
Find the dy/dx using f(x+?x)-f(X)/(?x)
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03/19/14

Where am I going wrong on this solution?
2x-y= -6 x+y= -6   started with x+y= -6 x=-6 - y   then 2( -6-y) -y = -6 -12-2y-y= -6 -12-3y=-6 -3y= -18 y= -6   x+ -6=-6 x=0   so I have the ordered pair as (0, -6)   is this... more
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03/19/14

how many liters each of the 30% solution and water should he mix to make the desired 18 liters of 10% solution
a chemist needs 18 liters of a 10% alcohol solution but has only a 30% alcohol solution. how many liters each of the 30% solution and water should he mix to make the desired 18 liters of 10% solution
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03/19/14

Lumber company owns forest 1 mile by 2 miles
A lumber company owns a forest that is rectangular in shape, 1 mile by 2 miles. If the company cuts a uniform strip of trees along all four outer edges of this forest, how wide should the strip be... more
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03/19/14

Find the area of the region bounded?
Find the area of the region bounded by the parabola y^2=x and the line x+y=2.    Answer: 9/2   Please show all your work. 
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03/19/14

Help me with these problems, please
1. a @ b=c means a= (3+3c)(8-2b). If 36 @ 3= c, find the value of c in simplest form.   2. Fifty-four (54) marbles were divided among 3 boys in the ratio 1: 2/3: 1/3. The boy receiving the most... more
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03/19/14

algebraic word problem
finnd three consecutive off positive integers such that two times the sum off all three integers is sixty five less than the product of the first and second integers
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03/19/14

the table shows the average weekly earnings of repair people based on the hourly rate they charge
Hourly Rate ($)                   Weekly Earnings ($) 10                                                  700 25                                                 1450 45                          ... more
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03/19/14

If I know the SquareFeet (Sq.Ft.) of a plot, can I calculate Length (L) and Width (W)
If I have a Square Feet (Sq. Ft.) of 28314, how can I calculate one possible Length (L) and Width (W) assuming it is a rectangle? I realize there are different possibilities/combinations of L&... more
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03/19/14

How do you solve log3(a-3)=1+log3(a+1)
I don't understand how to do it and check it
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03/19/14

h = -4.9(t-1)²+6.3
  A trampoline artist bounces on a trampoline. Her height above the ground is modelled by the function above. h measures height....t measures time after she leaves the trampoline in... more
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03/19/14

Arithmetic sequence
For the arithmetic sequence with given first term 6 and common difference 6: the nth term is? the 10-th term is?  
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03/19/14

A man completed a trip of 136 km in 8 hrs. Some part of the trip was covered at 15 km/hr. What is the part of the trip covered at 18 km/hr?
A man completed a trip of 136 km in 8 hrs. Some part of the trip was covered at 15 km/hr. What is the part of the trip covered at 18 km/hr?
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03/19/14

a swimming pool is formed by the intersection of two circles whose radii are both 9m. find the area of the swimming pool formed?
Please i need right away
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03/19/14

Caesar cipher
. Using a Caesar cipher decrypt the following message and determine the key used. (Hint: KU is repeated , Alphabet wraps around)VJKU SWKB KU QXGT
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03/18/14

y=(x-1)^2+4
I need help with parabolas I am a teachers aid 
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03/18/14

Glen was born in19xy, where x represents the tens digit and y represents the ones digit of the year how do I calculate Glens age in 2008 in terms of x and y
108-10x-y   108-x-y   208-10x+y   208-x-y
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03/18/14

how do i use two coordinates A and C to compute AC?
deriving the distance formula worksheet for geometry
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03/18/14

2/3 < g /15 what is g: 2/3, 3/2, 10, 15
two thirds is less than G divided by 15  what is G choices ↓   A:2/3    B:3/2    C:10   D 15     help please!!!!!!!!
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