02/25/14

Probability
A fair die is rolled 10 times. What is the probability that an even number (2, 4 or 6) will occur more than 6 times?A. 0.8281B. 0.2051C. 0.1719D. 0.1172E.  0.9453
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02/25/14

What is the value of arcsin(3/5) & arcsin(1/sqrt5) in terms of pi radian ?
With reference to Inverse Trigonometric Functions, please help me in details calculation/description for finding out the value of arcsin(3/5 & arcsin(1/sqrt5) in terms of pi radians.
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02/24/14

Ashanti uses 3/4 cups of oats to make cookies. This is 1/3 the amount called for in the recipe. How many cups of oats are called for in the recipe?
Ashanti uses 3/4 cups of oats to make cookies. This is 1/3 the amount called for in the recipe. How many cups of oats are called for in the recipe?
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02/24/14

How do we find the perimeter of a triangle that is v11-v5 by 5by v11+v5? Thank you for your help
How do we find the perimeter of a triangle that is √11-√5  by 5by √11+√5?  Thank you for your help
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02/24/14

Eliminate the parameter????
Eliminate the parameter   x=4+2 cos∅   y=1+2 sin∅ I think i can solve it like this but i am not sure x=4+2cos∅ x-2=4cos∅ x-2/4=cos∅  
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02/24/14

What is b-1/4 equals 31/2
Math problem
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02/24/14

Which equation includes?
Which equation includes the curve defined parametrically by x(t)=cos^2 (t) and y(t)=2 sin(t)?   a) x^2+y^2=4   b) x^2+y^2=1   c) 4x^2+y^2=4   d) 4x+y^2=4   e) x+4y^2=1   Answer:... more
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02/24/14

Slope-intercept Form
(-2,-2), y = -1/3 × + 9
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02/24/14

A video game costs .25 to rent and runs for 1.5 min. What is the cost for playing 1.25 hours
A video game costs $.25 to rent and runs for 1.5 minutes. What is the cost for playing 1.25 hours?
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02/24/14

Solve the quadratic equation 3x2 + 2x – 16 = 0 using the quadratic formula.
 Solve the quadratic equation 3x2 + 2x – 16 = 0 using the quadratic formula. 
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02/23/14

I need to learn how to simplify this question
please answer this question for me I need to know how to simplify (2x) 3 + 2 3x   thank you very much   sorry I probably did it wrong (2x) 3 to the third power + 2 3 to the third power x
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02/23/14

Solve the solution.
Solve the solution.   Suppose that $29,000 is deposited in an account and the balance increases to $31,258.64 after 1.5 years. how long will it take for the account to grow to $49,516.00? Assume... more
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02/23/14

In 2000 the population of a country reached 1 billion, and in 2025 it is projected to be 1.5 billion.
In 2000 the population of a country reached 1 billion, and in 2025 it is projected to be 1.5 billion.                                                                    x- 2000 (a) find values... more
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02/23/14

-3v5x^3 x v10x^3
It's an algebra problem  
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02/23/14

hank has 48 fish in his aquarium. he has 11 times as many tetras as guppies. how many of each type of fish does hank have?
hank has 48 fish in his aquarium. he has 11 times as many tetras as guppies. how many of each type of fish does hank have? problem solving division
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02/23/14

simple interest
i need to make sure i set this up correct   nico is saving money for his college education, he invest some money at 6% and 1300 less than that amount at 5% the investment produced a total of 144... more
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02/23/14

The perimeter of a rectangle is 52. The length of the rectangle is 7 less than twice the width.Find the dimensions of the rectangle
Need help figuring out how to find dimensions and set up an equation for this problem unsure of how to do it.  
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02/23/14

how to factor difference of two squares
49x^2 -16
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02/23/14

verify and explain
Let a = 67, b = 30, and n = 7 Verify and explain that (a-n)≡(mod b)
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02/23/14

Verify the following statements
Verify the following statementsa)128 ≡ 2 (mod 7) b)149 ≡ 5 (mod 9)c)(45-104)≡(3-2)(mod 6)
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02/22/14

find the lcm of the list of number
1.find the lcm of the list number is 9,6,21,14? 2.find the lcm of the list number is 12,15,45? 3. find the lcm of the list number is 7,5,6,15?
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02/22/14

Writing a fraction as an expression using a negative exponent
1/29^3 1/39 1/m^4 1/a^2 1/8 1/169
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02/22/14

Solve for x.
Solve for x.   Log   (x+7) + log   (x-7) = 5        2                  2                        The solution(s) is/are x = ?   (type an integer or a simplified fraction. Use a comma to... more
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02/22/14

Solve the logarithmic equation.
Solve the logarithmic equation.   log x + log 2x = 2   the solution is x = ?   (type an integer or decimal rounded to three decimal places as needed. Use a comma to separate answers as needed)
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02/22/14

Solve the equation.
Solve the equation.     x      x - 1 3   = 9                   x =?    (type an integer or an simplified fraction)
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