01/05/15
Modern whales appeared 5-10 million years ago. The vertebrae of a whale discovered by paleontologists contain roughly 0.25% as much carbon 14 as they would have
Modern whales appeared 5-10 million years ago. The vertebrae of a whale discovered by paleontologists contain roughly 0.25% as much carbon 14 as they would have contained when the whale was alive....
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01/03/15
a movie theater estimates that for each $0.50 increase in ticket price, the number of tickets sold decreases by 40. the current ticket price of $12.50 yields 12
Need to know the price that the theater should charge for tickets in order to maximize daily revenue
12/18/14
draw graphs of several different functions. then draw 2 graphs of relations that are not functions. label each example.
I need help on my algebra 1 portfolio.
12/14/14
Which of the following statements are true? Check all that apply.
Which of the following statements are true? Check all that apply.A. F(x)=1/2 (3)√(x-2) has the same domain and range as f(x)= 3√x. (the three goes on the hook of the square root symbol on both...
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The cost in millions of dollars for a company to manufacture x thousand automobiles is given by the function: c(x) = 3x² - 24x + 128.
Find the number of automobiles that must be produced to minimize the cost and then find the minimum cost.
12/14/14
At what rate is a student's grade changing from 65 to 92?
I do not know how to solve for rate of change and need help on this math problem.
12/14/14
Let h(x)=(g o f)(x)=x^2/x^2+1
Let h(x)=(g o f)(x)=x^2/x^2+1Which of the following could be a possible decomposition of h(x)?F(x)=x^2;g(x)=x/x+1F(x)=x+1;g(x)=x^2F(x)=x+1;g(x)=1/x^2F(x)=x;g(x)=x/x+1
12/14/14
If an object is shot straight up from the ground with an initial velocity of 112 feet per second, distance d (in ft) above the ground at the end of t seco
If an object is shot straight up from the ground with an initial velocity of 112 feet per second, its distance d (in feet) above the ground at the end of t seconds (neglecting air resistance) is...
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12/13/14
Find Ashley's speed
Ashley left the movie theater driving west three hours before Kali. Kali drove in the opposite direction going 20 km/h faster then Ashley for two hours after which time they were 215 km apart. Find...
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12/13/14
if frozen asparagus spear cost 12.90 for 5 pound how much does a 3 ounce serving cost
compound interest
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12/13/14
There are 10 pairs of basketball shoes
There are 10 pairs of basketball shoes, 12 pairs of leather shoes, if you pick one shoe each time, how many picks do you need to guarantee that you get one pair of the same shoes.
12/12/14
The rectangle shown has perimeter of 58 cm and the given area is 8 more than 2 times it's width right and solve a system of equations to find the dementans
I have know clue how to do this and need some help with it
12/12/14
If log32=1.505, then what is the value of log1000^32 ?
12. If log32=1.505, then what is the value of log1000^32 ? (the word “log” is meant to be an exponent like “^32”)A. 1,505B. .001505C. 0.502D. .00050213. Let...
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12/12/14
Which of the following is true about the function below? 1/vx-6
2. Which of the following is true about the function below? 1/√x-6Its domain is (6, ∞) and its range is (-∞, ∞).Its domain is [6, ∞] and its range is (-∞,0) U (0, ∞) .Its domain is (6, ∞) and its...
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12/10/14
7.1 m 4.9 m 3.4 m 7.3 m Perimeter = m Area = m^2
I have no idea how to do this please help!!!!
12/09/14
suppose it costs 28 cents, 21 cents, and 16 cents per mile to drive at 10, 20, and 30 mph. Write the quadratic equation for this function.
suppose it costs 28 cents, 21 cents, and 16 cents per mile to drive at 10, 20, and 30 mph. Write the quadratic equation for this function.
12/09/14
Find all solutions in [0, 2pi] for 2sin(x-pi/4)
Find all solutions in [0, 2pi] for 2sin(x-pi/4).
Not really sure where to go with this problem. Possible addition/subtraction formula but again Im not really sure! Thanks!
12/09/14
If a cost function is C(x) = (1000 ln x)/ (100-3x)^1/2, find the marginal cost when x=25.
A cost function
12/09/14
In my family, the girls have twice as many sisters as brothers and the boys have one-third as many brothers as sisters
In my family, the girls have twice as many sisters as brothers and the boys have one-third as many brothers as sisters?
12/09/14
solve word problem??
A box contains 3 red pencils, 4 green pencils, and 13 blue pencils. Consider the following game: without looking, pick a pencil from the box; if it is red, you win $12, and if it is green, you win...
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12/09/14
solf word problem??
Consider a game in which you roll a die. You win $1 if you roll a 4, $2 if you roll a 5, and $4 if you roll a 6. What is the expected value for this game? (Enter the dollar value as just a number,...
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12/09/14
Solve ?ABC............................
Solve ΔABC. (Round your answers for b to one decimal place. Round your answers for β and γ to the nearest 10 minutes. If there is no solution, enter NO...
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12/09/14
Write a polynomial function of least degree with rational coefficients so that P(x)=0 has the givin roots
x=-1, x=10. (type an expression using x as the variable. do not factor.)
12/08/14
Math help!
Write the ellipse equation if it contains the points A(0,-2), B(-6,2). I get an equation but I don't think it's right.
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