09/15/13

I need help on integration problems
∫cos4 θ sin θ dθ
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Expert Answers •3

09/14/13

how do you solve:5/6(6x+12) + 1 = 2/3 (9x-3) +5
how do you solve: 5/6 (6x+12) + 1 = 2/3 (9x-3) +5   these are FRACTIONS not division and I am LOST
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Expert Answers •1

09/14/13

(-4+square root of -9)^2 =7-24i but how did they get this answer
 (-4+square root of -9)^2 =7-24i but how did they get this answer
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Expert Answers •1

09/14/13

Please solve this equation.2^x=x^2
Dear My friends Please solve this exponential equation for me   x^2=2^x thaks
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09/13/13

The domain of the function f(x)=(2x-60)^(1/2) consists of one or more of the following intervals: (-8,A] and [A,8).
Find A?   For each interval, answer YES or NO to whether the interval is included in the solution. (-infinity, A) (A, infinity)
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09/13/13

Find the standard form for the equation of a circle (x-h)^2+(y-k)^2=r^2 with a diameter that has endpoints (-5,0) and (8,-6).
h=?   k=?   r=?
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09/13/13

Find an equation of the circle with center at (-4,5) that is tangent to the y-axis in the form of (x-A)^2+(y-B)^2=C where A,B,C are constant.
A is ?   B is ?   C is ?
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Expert Answers •1

09/12/13

simplify 27^(-2/3)/27^(-1/3)
I need to know how to simplify 27 with a exponent of -2/3 over 27 with an exponent of -1/3
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09/12/13

have been trying to solve a polynomial by remainder theorem to find the cofficients of x
find the values of P, q and r such that when the polynomial f(x) = x^3 + Px^2 +qx + r is divided by (x+2), (x-1) and (x-3), the reminders are respectively, -48, 0 and 2
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09/12/13

Inequalities .............. --------------------------------------------Urgent question
Solve. Present your solution on a number line and interval notation (1) -2x+51<9-8x(2) x-3 ≤ -5 or 6x>-6(3) -4x+13≤9 or 6-5x ≥21(4) 7x-1 ≥13 or 4x +5 ≥-7(5) -8x<-24         Please... more
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09/11/13

solve 2^(2x+1)-2^x=3
Solve for x
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09/11/13

3*y+x>2 and x+2*y<3? what is the possible values for y??
the possible values for y variable should be in the range of what??
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Expert Answers •2

09/11/13

S(sin^4(x)cos^3(x) Trigonometric Integrals
S(sin4(x)cos3(x)   S=INTEGRAL XX
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09/10/13

how do we do this
12a^3-9a^2+4a-3
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Expert Answers •2

09/10/13

Is cos piex/2 continuous or discontinuous?
I need to justfy the answer It involves if f (a) =lim or does not or f (a) =f (a)
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09/09/13

Solve the puzzle?
  ABCDxD=DCBA
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09/09/13

How to factor this?
  -x^3+6x^2-11x+6=0
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Expert Answers •5

09/09/13

3 lots, each measuring 75 by 110 feet, $20 per square foot. Sold lots for $200,000 each. What was the % of profit on the sale of the 3 lots
  X
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09/08/13

determine the rule for the nth term
The first 5 terms of a sequence are given. 2,6,12,20,30,... Determine the rule for the nth term.
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Expert Answers •3

09/08/13

what is the formula for finding how much money a babysitter would make if her rate was doubled for every hour she worked?
You have 3 dollars.  Your mom says that she will double your money for every hour that you babysit your sister.  your mom goes shopping at the mall from 9:00 AM to 2:00 PM.  Write an equation using... more
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09/07/13

how do you factor x^2-9x-16200
how do you factor x2 -9x-16,200
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Expert Answers •3

09/05/13

Find the final velocity?
  An automobile with an initial velocity of 4.30 m/s accelerates uniformly at the rate of 3.00 m/s^2. Find the final velocity and the displacement after 5.00 s.
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Expert Answers •3

09/05/13

What will be its instantaneous velocity?
A row boat, starting from rest, takes 10 seconds to travel 28 meters. If the boat maintains a uniform acceleration, what will be its instantaneous velocity at the end of the 10 second period?
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09/05/13

How much time?
A pickup truck moving at 28 m/s must come to a stop in a distance of 191 meters to avoid hitting a boulder that has fallen onto the road. How much time does the driver have to avoid an accident?
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09/05/13

How far does it travel?
A car accelerates uniformly from rest to a final speed of 19 m/s in 10 seconds. How far does it travel during this period of acceleration?
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Expert Answers •3

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