11/25/16

Through which other point must the graph of y pass?
The graph of y=ax2+bx+c passes through the points (1,-8), (2,-1), (3,4), and (5,8). If the maximum value of y occurs at x=5, through which other point must the graph of y pass?
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11/25/16

1.Let X be a normal random variable with parameters μ= 8 and 𝞂 = 3.5. Find the following probabilities.
Stat question need help!
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11/25/16

Use the definite integral to find the area between the x-axis and the function f(x)= x^2-x-12 over the interval [ -5, 10].
[Hint: First you will need to graph this function over this interval. The final area will be computed by taking the sum of 3 smaller areas.]
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11/25/16

Tori has a cat and a dog. Her cat weighs 12.3 pounds. Her dog is 6 times heavier than her cat. How much does Tori's dog weigh?
Tori has a cat and a dog. Her cat weighs12.3 pounds. Her dog is 6 times heavier thanher cat. How much does Tori's dog weigh?
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11/24/16

What happened to the last dollar?
3 men rent 1 room for $30/nite. After they check in, the hotel manager sees that there was a $5 discount on that room. So he sends the bell boy back to their room with 5 $1 dollar bills. The bell... more
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11/24/16

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. -4,1,7
im stuck on multiplying factors Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros -4,1,7
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11/24/16

20 pies and cookies. if there is 3 times more cookies than pies.how many are cookies and pies
 20 pies and cookies. if there is 3 times more cookies than pies.how many are cookies and pies
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11/24/16

Chances of Losing 10 times in a row with specific percentages.
The following betting has a 60% chance of losing (lose everything), 38% chance of winning (win double what was bet), and 2% chance to triple your winnings (instead of doubling). I have enough money... more
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11/23/16

Data collected at a certain checkpoint indicated that the mean speed was 105 km/h
Data collected at a certain checkpoint indicated that the mean speed was 105 km/h and that 1% ofcars drove at a speed of more than 136 km/h. What percentage of cars drove under a speedof 80 km/h?
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11/23/16

rate per period
i need to find the rate per peirod
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11/23/16

ax^2+6x-8 What are the all possible combinations of real and complex roots?
how to find all the possible combinations? I know they must equal to 6
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11/22/16

How do I do this problem?
A furniture manufacturer makes wooden tables and chairs. The production process involves two basic types of labor: carpentry and finishing. A table requires 2 hours of carpentry and 1 hour of... more
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11/22/16

A worker is painting designs on a car. They had 18 pints if blue paint. They used 1/2 of it for the flames and 1/3 of it for the sparks. They need 7 3/4 of blue
Please show how to do it because I am very confuzzled about how to do it. Thank you!
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11/22/16

A prize was awarded to 24 women and 1270 men. A. What fraction of the prize winners were women? B what fraction were men?
 A prize was awarded to 24 women and 1270 men. A. What fraction of the prize winners were women? B what fraction were men? 
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11/22/16

Find the equation of the ellipse whose focus are at (0,-4) and (0,4) and are the length of its major axis is 10.
Derive the equation of an ellipse given foci
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11/21/16

AP Calc BC Sequences question...?
If a1+a2+a3+...+a80=2012 and the sequence has a common difference of 5, what is the sum of a2+a4+a6+...+a80? I cannot figure out how to do this! Any help is appreciated (and no, I'm not allowed to... more
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11/21/16

PLEASE HELP ANSWER ALL THREE PARTS OF THE QUESTION. VERY CONFUSED
GRAPH EACH FUNCTION. STATE THE DOMAIN AND RANGE.Part A:1) f(x) =[[x]] + 42) f(x) =|-x+2|3) f(x) =-2x +3 if x > 0             1/2x - 1 if x ≤ 0
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11/21/16

rational answer for -9 3/5
hhhhhhhhHHHHHHHHHHHHHHHHHHHHHHEEEEEEEEEEELLLLLLLLLPPPPPPPPPP MMMMEEEEEE THIS IS VERY HARD PPPPPPPPLLLLLLLLZZZZZZZZZ    
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11/21/16

Simplifying with radicals
In Algebra 1 I am given the following problem:   Simplify: 6√8 + 5√2 x 3√2 x 4√3 Please help me.
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11/21/16

Margartet starts money for her summer. she calulates that her starting amount is 0.4%of the total amount she wants to save.what is 0.4% written as a decima
writtin as adecimal   
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11/21/16

Math question
it is math word problem on combined variation   Suppose that the amount of time it takes to build a highway varies directly with the length of the highway and inversely with the number of... more
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11/21/16

How many liter's of each of the solutions must be used?
A chemist needs to mix a 20% acid solution with a 70% acid solution to obtain 8 liter's of a 50% acid solution.
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11/20/16

Statistics Question
A medication causes headaches as a side effect in 15% of patients who use it. Determine the probability that in a random sample of 20 people exactly 3 patients experience headaches as a side effect.
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11/20/16

The growth in population of a city can be seen using the formula p(t)=8583λ^0.005t
The growth in population of a city can be seen using the formula p(t)=8583λ^0.005t , where t is the number of years since 1941. Use this formula to calculate the population in 1951.   How much of... more
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Cal

11/20/16

Related rates ladder problem
A ladder 7ft long is leaning on a wall. At some point the bottom part starts to slide on the floor at a speed of 4ft/sec. What is the speed at which the top part is sliding down on the wall when it... more
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