112 Answered Questions for the topic Advanced Math

11/20/17

A Medicine bottle is 5/12 filled. 75ml is poured out and 1/3 of it remains. What is the total capacity of mixture that was in the bottle when it was full?
Please reply ASAP! For those concerned, this is a Selective High School Trial Test question. 
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08/20/17

Differential Equations
Consider the rate of change equation dy/dt = 0.5y(2+y)(y-8) which has been created toprovide predictions about the future population of rabbits over time.   a) For what values of y is y(t)... more
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08/20/17

Differential Equations
The letter y appears in two places in the differential equation dy/dt = 0.3y. Is it appropriate tothink of both occurrences of y as function of t? Explain.
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Advanced Math

02/14/17

Is it possible to have two one-sided limits but no limit
I am answering a true or false question
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Advanced Math Algebra 1

01/26/17

A number increased by 7 is 11
I need the answer plz
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12/20/16

let d=(a,b) then a|bc if and only if a/d is a divisor of c
prove it if it is correct or give counterexample if it is falselet d=(a,b) then a|bc if and only if a/d is a divisor of c
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Advanced Math

09/05/16

If f(x) = 2x5 + 3 and g(x) = x2 – 1, what is the degree of [f o g](x)?
i need help cause im stuck
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03/24/16

What is the maximum value of the objective function under the given constraints?
{x>=1{y>=2                 objective function C=x+5y {2x+2y<=10 11 13 21 29   The vertic of a fesabile region are (4,2)(10,2)and (10,14) The objective function is P=4x+y What is... more
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03/12/16

Binomial Theorem
Use the Binomial Theorem to expand the following: (a+b)^6 (x+1)^7
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Advanced Math

01/27/16

how many gallons of a 24%-alcohol solution must be mixed with a 52%-alcohol solution to obtain 40 gallons of a 36.25 alcohol solution?
how many gallons of a 24%-alcohol solution must be mixed with a 52%-alcohol solution to obtain 40 gallons of a 36.25 alcohol solution?
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Advanced Math Calculus Astronomy

12/06/15

relationship between number of objects in a given area and how often those objects intersect another object in that area
I am trying to calculate the number of asteroids in our solar system based on how often they hit the earth. I feel like there must be a mathematical relationship between how many objects there are... more
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Advanced Math Hyperbolic Functions

07/29/15

Hyperbolic line, solving for a,b
h(t,x) is an isometry of the hyperbolic line t^2-x^2=1 , t > 0 , of the form h(t,x)= a*t+b*x, -a*x-b*t for some constants a > 0 , b such that a^2-b^2=1 . Find a,b so that h(1.221, -0.7) =... more
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04/28/15

Which of the 10 digits does A Represent
in the following problem? (A, S, M, and N are all different)   AS * A = MAN
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Advanced Math Math Algebra Percents

04/28/15

Fifty percent more than what number is 25 percent less than 60 percent more than 10?
please help! Percents arent my thing... 
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Advanced Math Math Algebra Math Problem

04/28/15

How many different numbers can be formed by multiplying two or more members of the set
{1, 2, 3, 5, 7, 70}?
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Advanced Math Math Algebra 2 Algebra

04/28/15

For how many integers x is
(15+2x)(17-3x)(2-5x)(31-3x) positive?
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Advanced Math

08/07/14

Can you help me?
For a science project, Sammy observed a chipmunk and a squirrel stashing acorns in holes. The chipmunk hid 3 acorns in each of the holes it dug. The squirrel hid 7 acorns in each of the holes it... more
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Advanced Math

07/31/14

What is the probability of rolling a 1 exactly 3 times?
You roll a number cube 4 times. What is the probability of rolling a 1 exactly 3 times?
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Advanced Math

07/31/14

what is the mean of this binomial probability distribution?
You are playing a card game in which you have a 0.25 probability of winning each hand. If you play 15 hands,what is the mean of this binomial probability distribution?
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Advanced Math

07/31/14

What is the mean of the number of the friends who could graduate?
The probability that a college freshman will graduate college is 0.5. Six friends enter college at the same time.
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Advanced Math

07/31/14

Which of the following values is unusual?
The mean of a distribution is 100 and the standard deviation is 10.   130 80 120 90
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Advanced Math

07/31/14

Which of the following values is unusual?
The mean of a distribution is 10 and the standard deviation is 3.   6 3 10 16
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Advanced Math

07/30/14

how many would be expected not to fail when 1,500 TV's go to market?
If the failure rate of TVs is 13.3%,how many would be expected not to fail when 1,500 TV's go to market?
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Advanced Math

07/30/14

How many mice are within one standard deviation of the mean?
The standard deviation of the mass of 50 mice in a normal population is 5 g.
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Advanced Math

07/30/14

what percentage of the distribution lies within 100 and 200?
The average value of a distribution is 150. The standard deviation is 25
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