12/06/15

Differentiate : sin(t) / 2cos(t)
Differentiate : sin(t) / 2cos(t)     ANSWER: F(t) = sec2(t) / 2 #17, practice exam
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12/06/15

x^2=2x (3k+1)-7 (2k+3)
Find the value (s) of k which make the Quadratic have 2 identical Real roots 
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12/06/15

a city block is 3 times as long as it is wide. if the distance around the block is .48 kilometers, what is the are of the block in square meters
a city block is 3 times as long as it is wide. if the distance around the block is .48 kilometers, what is the are of the block in square meters
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12/06/15

The one-to-one functions:
The one-to-one functions g and h are defined as follows:   g= {(2, 0) (−5, 4) (6, 5) (−8, 9) h(x)=3x+8   Find the Following:   g-1(5)=                                h-1(x)=                ... more
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12/04/15

explicit formula
6,30,150,750   answer boxes are    a=___  times with the dot (___)^n-1,for n_>__1   n
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12/03/15

Finding smallest degree that f(x) could have?
I need help determining the smallest degree a function can have given the graph.
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12/02/15

probability?
PLEASE help the probability that a person owns a cat is 89% and the probability of a person owning a sheep is 8%. the probability of someone owning both is 6%. what is the probability of someone... more
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12/02/15

a wire length x is bent into the shape of a square. express the perimeter of the square as a function of x
i am very confused on this. please help i have a quiz tomorrow and I will fail :(
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12/01/15

If a dozen of eggs has one bad egg it will be replaced.Probability that an egg is bad is 0.05. What is the probability that dozen will have to be replaced
I know this question relates to the binomial distribution is a sampling  distribution but I am still having trouble with it.
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11/30/15

Write solution to system, if one exsist
[ 1 0 2  | 5   0  1 3 | 4   0 0 0  | 1 ]
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11/19/15

possible rational zeros
Use the rational zero theorem to find all possible rational zeros for the polynomial function f(x)=x^3-3x^2-25x-21. What are the possible rational zeros of (f)x=x^3-3x^2-25x-21?     help is... more
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11/16/15

The population grew from 8000 to 15000 in 8 years. Assuming uninhibited exponential growth, what is the expected population in an additional 2 years
The population grew from 8000 to 15000 in 8 years. Assuming uninhibited exponential growth, what is the expected population in an additional 2 years?
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11/16/15

Distance of points on a map
A ferry sets sail from an island located at (4,12) on a map. It's destinations is Ferry Landing B at (6,2). How Far will the ferry travel of each unit on the grid is .5 mile?
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11/11/15

Using systems of two or three linear equations to answer.
  How do you setup the equations? A diver wants to create a tank of air that contains 36% Oxygen by combining two sources. The first source contains 20% oxygen the second source contains 60%... more
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11/11/15

If cos 4 = -2/3 and cot theta > 0, Find the other trigonometric functions of theta.
Hello guys, I've been having trouble with trigonometry, so I have this problem, we haven't discussed it yet that much so I'm puzzled. I'd be much appreciate if you write the process, it doesn't... more
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11/10/15

90% of voters favor Ms. Stein if 5 voters are cosen what is the probability that all voted for Ms. Stein
 finite mathematics probability question
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11/09/15

What is the difference of the geometric sequence?
_____,____,1,-3,9  
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11/09/15

Trig question: find all solutions
2cos²4Θ + 2sin4Θ = 1 Find all solutions 0 ≤ x < 360º If necessary, round to nearest tenth degree   I keep substituting cos²Θ with (1 - sin²θ).. simplifying more.. doing quadratic formula... more
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11/01/15

Find the absolute maximum and absolute minimum values of on the given interval.
Find the absolute maximum and absolute minimum values of on the given interval:   f(x) = 12 + 4x - x2      [0, 5]   I know I first need to find the derivative:   -2x + 4   Then I set it to... more
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11/01/15

the domain rational function of R(x)=-7-4x/x^3-6x^2-7x
What's the result of this and how do I get answer
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10/30/15

need a little assistance in how to tackle this problem.Thanks!!
A culture of bacteria begins with 416 bacteria, and every 4 days 33 % of the bacteria dies off. Let b be the 1-day growth factor. What is the 4-day growth factor as a numeric value? 1.33 What is... more
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10/29/15

If f(x)=(8-3x)/18, find f^-1(x)
I don't remember how to work problems with negative exponents
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10/29/15

Word problem, please help!
The witche's guild has very strict rules. ON Halloween, each witch must score 13 people, and each ghost must scare 33 people. What was the total number of people scared by a group of 135 ghosts and... more
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10/28/15

Distributive property
6x310=6x(300
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10/26/15

How i write a inequality for this problem ??
Jessica would like to get an A in her algebra class. To do so, she must have an average of no less than 93%. She scored 88%, 91%, 98%, 92%, and 95% on her first five tests. Assuming all six tests... more
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