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Vanessa
Questions and answers by
Vanessa
, page 3
Questions (503)
Check:
Comprensión ¿En qué siglo los conquistadores conquistaron América? ¿Cómo se llama la capital antigua de Perú?
4 answers
621 views
What are the major parts of science?
1 answer
396 views
Review the 1906 Quake that hit San Francisco and answer the questions below.
1. San Francisco is found to have been constructed
1 answer
777 views
A particle is moving along the x- axis so that its velocity at any time t ≥0 is give by v(t) = (2 pi - 5)t - sin(pi t)
A. Find
4 answers
4,850 views
consider g(x)= {a sin x + b, if x ≤ 2pi} {x^2 - pi x + 2, if x > 2pi}
A. Find the values of a a b such that g(x) is a
4 answers
3,108 views
A forest is burning in a valley. it is estimated that if the fire burns for h hours, the cost of the lost timber is 1000h
1 answer
424 views
A forest is burning in a valley. it is estimated that if the fire burns for h hours, the cost of the lost timber is 1000h
1 answer
477 views
Graph the polygon and give the specific name for the polygon.
A(-1,-2),B(0,3),C(1,-2)
3 answers
944 views
The Brooklyn Bridge in New York City is a suspension bridge that crosses the East River and connects Brooklyn to the island of
4 answers
2,814 views
A number is chosen at rendom from 1-50. Find the probability of selecting numbers greater than 19.
3 answers
1,040 views
A cirlcle has a diameter of 15 meters. What is the approximate circumference ?
1 answer
412 views
One pizza has a diameter twice the diameter of a smaller pizza. what is the rato of the area larger pizza to the area of the
1 answer
354 views
What is 7 times pi divided by nine, Radians in degree measure
1 answer
302 views
Billy kicks a soccer ball with an initial velocity of 24 ft/sec into the goal. How long was the ball in the air?
If the goalie
1 answer
672 views
A weather balloon carrynig a data measurement(DM) is rising quickly at a constant velocity, U. when its 60m above ground,
2 answers
514 views
Using the cumulative and/or associative laws to write two equivalent expressions of x(3y)
2 answers
733 views
Help?
1. In your own words, explain why we use the formula AB = |a - b| to find the distance of a segment. Include why you need
1 answer
499 views
How would you do this?
Rs=8y St=4y+8 RT=115y-9 a.Find the value of y b. Find rs, st, rt
6 answers
279 views
Check?
In your own words, explain why we use the formula AB = |a - b| to find the distance of a segment. Include why you need to
4 answers
552 views
In what ways were the Indus Valley people an advanced civilization
3 answers
544 views
Compare and Contrast Describe the difference between saying that two segments are congruent and saying that two segments have
2 answers
493 views
Rs=8y+4
ST=4y+8 RT=15y-9 A. What is the value of y. B. What is Rs, ST, RT
3 answers
706 views
Help.
PT=5x+3 and TQ=7x-9 Find the value of PT
4 answers
792 views
I need help. Please and thank you.
4. What does a strong verb add to a sentence? 5. What does a quality adjective add to a
5 answers
493 views
What's the correct empirical formula for CO2?
3 answers
432 views
Imagine that you are an agent who is interested in publishing new authors. Choose any book you like and present the book to a
10 answers
1,057 views
City-States Essay Assignment
In what ways were the Indus Valley people an advanced civilization? In what ways did their
5 answers
870 views
u = (9, 2)
v = (-5, -2) 2u - 3v = ?
1 answer
392 views
If Sally's employer subjects her to more severe discipline for an act of misconduct than a similarly situated fellow employee
1 answer
446 views
Suggest one psychological research question that could be answered by each of the following types of statistical tests: •z
1 answer
452 views
5^-4 - 5^-6/5^-3 +5^-5
i got 24/26, simplified would be 12/13. Am i correct?
1 answer
312 views
(√x^4)(√x) "√" is a radical sign.
does it equal √√x^5
1 answer
264 views
Calculates the work done (in joules) when 42.8 g of tin dissolves in excess acid at 1.10 atm and 23 degrees Celcius. Assume
3 answers
917 views
Calculates the work done (in joules) when 42.8 g of tin dissolves in excess acid at 1.10 atm and 23 degrees Celcius. Assume
2 answers
765 views
I need help with a unique null hypothesis that I would then be able to use a t test statistical analysis,the same hypothetical
1 answer
511 views
Post a null hypothesis that would use a t test statistical analysis.. Use the same hypothetical situation taken in the t test
1 answer
439 views
Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which
3 answers
579 views
d. Calculate the mean square for 1) gender, 2) marital status, 3) interaction between gender and marital status, and 4) error or
2 answers
771 views
As a train approaches the city it sees a stalled car on the tracks. The train slams on its brakes going from 25 m/s to rest in
1 answer
462 views
A house cost $85,000. The price of the house will raise 5% each year. If the price actually rise at that rate, what will the
3 answers
546 views
log a = 2
Find the vaule of A
1 answer
331 views
Divide
(x^6-13x^3+42)/(x^3-7) Please show me how to work the problem
3 answers
367 views
Measuring the conductivity of an aqueous solution in which 0.0200 mol CH3COOH has been dissolved in 1.00 L of solution shows
2 answers
641 views
Write a unit rate
250 miles for 20 miles
1 answer
374 views
Skeletal remains had lost 84% of the C-14 they originally contained. Determine the approximate age of the bones. (Assume the
4 answers
4,977 views
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 200 g of this substance are present initially, find the amount Q(t)
1 answer
716 views
The growth rate of Escherichia coli, a common bacterium found in the human intestine, is proportional to its size. Under ideal
1 answer
694 views
The length (in centimeters) of a typical Pacific halibut t years old is approximately
f(t) = 190(1 − 0.955e−0.25t). How fast
1 answer
415 views
The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be
P(t) = 100(1 −
2 answers
929 views
During a flu epidemic, the number of children in the Woodbridge Community School System who contracted influenza after t days
1 answer
795 views
A radioactive substance decays according to the formula
Q(t) = Q0e−kt where Q(t) denotes the amount of the substance present at
3 answers
1,527 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
1 answer
648 views
Assume a binomial probability distribution has p = .60 and n = 200.
a)What are the mean and standard deviation (to 2 decimals)?
2 answers
1,340 views
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).
P(z -1.0) P(z -1.0) P(z
2 answers
1,345 views
During a flu epidemic, the number of children in the Woodbridge Community School System who contracted influenza after t days
2 answers
556 views
The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be
P(t) = 100(1 −
1 answer
446 views
A radioactive substance decays according to the formula
Q(t) = Q0e−kt where Q(t) denotes the amount of the substance present at
4 answers
4,564 views
The length (in centimeters) of a typical Pacific halibut t years old is approximately.
(b) How fast is the length of a typical
1 answer
415 views
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 200 g of this substance are present initially, find the amount Q(t)
4 answers
8,383 views
The growth rate of Escherichia coli, a common bacterium found in the human intestine, is proportional to its size. Under ideal
4 answers
5,686 views
Assume a binomial probability distribution has p = .60 and n = 200.
c. What is the probability of 100 to 110 successes (to 4
4 answers
3,272 views
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).
P(z -1.0) P(z -1.0) P(z
3 answers
2,132 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
2 answers
575 views
The length (in centimeters) of a typical Pacific halibut t years old is approximately
f(t) = 190(1 − 0.955e−0.25t). (b) How
2 answers
1,299 views
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 200 g of this substance are present initially, find the amount Q(t)
7 answers
863 views
The percentage of a certain brand of computer chips that will fail after t years of use is estimated to be
P(t) = 100(1 −
7 answers
3,152 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
2 answers
814 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
2 answers
681 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
4 answers
1,088 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
2 answers
619 views
Assume a binomial probability distribution has p = .60 and n = 200.
c. What is the probability of 100 to 110 successes (to 4
1 answer
467 views
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).
c. P(z -1.5) d. P(z -2.5)
4 answers
2,137 views
Carlota Music Company estimates that the marginal cost of manufacturing its Professional Services guitars in dollars/month by
4 answers
4,157 views
Find the function f, given that the slope of the tangent line at any point (x,f(x)) is f '(x) and that the graph of f passes
4 answers
2,904 views
The average student enrolled in the 20-wk Court Reporting I course at the American Institute of Court Reporting progresses
4 answers
2,559 views
Find the indefinite integral.
x^2(5 x^3 + 9)^3 dx
3 answers
1,103 views
Find the indefinite integral.
(e^(4 x) + e^(-5 x)) dx
1 answer
384 views
If there are 5 cats and 4 dogs how would I create a ratio bar? Help!
2 answers
505 views
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).
a. P(z -1.5) b. P(z -2.5)
2 answers
1,019 views
Assume a binomial probability distribution has p = .60 and n = 200.
a. What is the probability of 100 to 110 successes (to 4
2 answers
599 views
Evaluate the following definite integral.
sqrt(11 x)(sqrt(x) + sqrt(11)) dx between(0,1)
2 answers
841 views
The management of Ditton Industries has determined that the daily marginal revenue function associated with selling x units of
3 answers
1,560 views
Annual sales (in millions of units) of pocket computers are expected to grow in accordance with the following function where t
3 answers
1,583 views
Evaluate the following definite integral.
5(1 + 1/u + 1/u^2)du between (5,7)
1 answer
378 views
Annual sales (in millions of units) of pocket computers are expected to grow in accordance with the following function where t
4 answers
1,491 views
Evaluate the following definite integral.
5(1 + 1/u + 1/u^2)du between, (5,7)
1 answer
345 views
Find the indefinite integral.
(e^(9 x))/(2 + e^(9 x)) dx
1 answer
343 views
Find the average value of the function f over the interval [0, 8].
f(x) = 5e^-x
3 answers
1,480 views
Find the average value of the function f over the indicated interval [0, 8].
f(x) = 7/(x + 1)
1 answer
383 views
Find the average value of the function f over the interval [-1, 2].
f(x) = 1 - x^2
2 answers
538 views
Based on a preliminary report by a geological survey team, it is estimated that a newly discovered oil field can be expected to
4 answers
3,520 views
A car moves along a straight road in such a way that its velocity (in feet per second) at any time t (in seconds) is given by
v(t
2 answers
1,181 views
Many drugs used to treat cancer are expensive. BusinessWeek reported on the cost per treatment of Herceptin, a drug used to
2 answers
591 views
Suppose a random sample of size 50 is selected from a population with σ = 10. Find the value of the standard error of the mean
3 answers
1,632 views
The College Board reported the following mean scores for the three parts of the Scholastic Aptitude Test (SAT) (The World
3 answers
1,025 views
Assume that the population proportion is .55. Compute the standard error of the proportion, ( ), for sample sizes of 100, 200,
2 answers
819 views
People end up tossing 12% of what they buy at the grocery store (Reader's Digest, March 2009). Assume this is the true
1 answer
755 views
Find the average value of the function f over the indicated interval [0, 8].
f(x) = 7/(x + 1) I keep getting the wrong answer.
1 answer
494 views
Find the average value of the function f over the interval [-1, 2].
f(x) = 1-x^2
1 answer
366 views
Find the average value of the function f over the interval [-1, 2].
f(x) = 1-x^2
3 answers
1,471 views
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