
physics
An object moves with constant acceleration 3.65 m/s2 and over a time interval reaches a final velocity of 10.4 m/s. (a) If its initial velocity is 5.2 m/s, what is its displacement during the time interval? m (b) What is the distance it travels during this
asked by roger on August 30, 2012 
Physics
In a 5.00km race, one runner runs at a steady 11.6km/h and another runs at 15.0km/h. How long does the faster runner have to wait at the finish line to see the slower runner cross?
asked by Tommy on June 12, 2015 
Math
Runner A crosses the starting line of a marathon and runs at an average pace of 5.6 miles per hour. Half an hour later, Runner B crosses the starting line and runs at an average rate of 6.4 miles per hour. If the length of the marathon is 26.2 miles, which
asked by Michael on November 1, 2007 
Physics
Two runners start simultaneously at oppposite ends of a 200.0 m track and run toward each other. Runner A runs at a steady 8.0 m/s and runner B runs at a constant 7.0 m/s. When and where will these runners meet? How do I start this problem
asked by Sarah on June 3, 2009 
math
Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in 28 minutes. The second runner finishes the race in 30 minutes. Which of the following is the pace of the second runner
asked by trey on May 28, 2013 
AP Calculus
A particle is moving along a horizontal straight line. The graph of the position function (the distance to the right of a fixed point as a function of time) is shown below. Answer the following questions only on the interval (0,8). 1. When is the particle
asked by Korinna on September 28, 2016 
Calculus AP Exam review explanation pls
1) The average value of the function g(x) = 3^cos x on the closed interval [ − pi , 0 ] is: 2)The change in the momentum of an object (Δ p) is given by the force, F, acting on the object multiplied by the time interval that the force was acting: Δ p =
asked by ReviewDay :( on March 4, 2017 
Math
Runner A crosses the starting line of a marathon and runs at an average pace of 5.6 miles per hour. Half an hour later, Runner B crosses the starting line and runs at an average rate of 6.4 miles per hour. If the length of the marathon is 26.2 miles, which
asked by nick on February 12, 2013 
Math
What effect will an outlier have on a confidence interval that is based on a small sample size? A) The interval will be smaller than an interval without the outlier. B) The interval will be the same with or without the outlier. C) The confidence interval
asked by Jennifer on November 28, 2009 
Health
Which one of the following types of training involves 10 to 30 minutes of highintensity exercise? A. Medium range B. Anaerobic C. Interval D. Long, steady distance i think its either b or a?
asked by Anonymous on November 20, 2011 
Stastics
Which of the following descriptions of confidence intervals is correct? (Select all that apply) a. If a 95% confidence interval contains 0, then the 99% confidence interval contains 0 b. If a 99% confidence interval contains 0, then the 95% confidence
asked by Lindsay on April 25, 2016 
physics
a cheetah can accelerate from rest to 24 m/s in 2.0 s . Assuming the acceleration is constant over the time interval, a)what is the magnitude of the acceleration of the cheetah? b) what is the distance traveled by the cheetah in these 2.0 s.? c) a runner
asked by tatiana on September 21, 2010 
Physics
A runner is jogging at a steady 8.4 km/hr. When the runner is 2.6 km from the finish line, a bird begins flying from the runner to the finish line at 42 km/hr (5 times as fast as the runner). When the bird reaches the finish line, it turns around and flies
asked by KGarcia on January 16, 2012 
math
A longdistance runner runs 3 miles south and then 7 miles east. How far is the runner from the starting point A) 8.616 mi B) 10 mi C) 7.616 mi D) 4.472 mi I think it is eaither A or C but not sure
asked by badatmath on October 7, 2009 
Physical Science
DISTANCETIME for RUNNERS Time(s) 1 2 3 4 Sally's Distance(m) 2 4 6 8 Alonzo's Distance(m) 1 2 2 4 Make a distancetime graph that shows the motion of both runners. What is the average speed of each runner? Which runner stops briefly? Over what time
asked by Ashley on November 3, 2011 
Please check my Calculus
1. Given f(x)=6/x, choose the correct statement A. The graph of f is concave upward on the interval (negative infinity, 0) B. The graph of f is concave downward on the interval (negative infinity, 0) C. The graph of f is concave upward on the interval
asked by Anonymous on January 12, 2015 
Calculus
The function f is continuous on the closed interval [5,5], and f(2) = 6, f(1) = 3, and f(4) = 6. Which of the following statements must be true? A. The equation f(x) = 0 has at least two solutions on the closed interval [5,5]. B. The equation f(x) = 0
asked by Anonymous on April 24, 2017 
Physics
Consider a circular track with a radius of 200 meters. A runner starts on the east side and runs around the track to a point diametrically opposite her starting point. What is the magnitude of her displacement? 400m She then runs the rest of the way
asked by Terry on January 31, 2016 
Physics
In a 5.00 km race, one runner runs at a steady 11.8 km/h and another runs at 14.7 km/h . How long does the faster runner have to wait at the finish line to see the slower runner cross?
asked by Nancy on September 17, 2015 
calculus
Let f(x)=1x^3+2.5x+3. In this problem you will estimate f'(3) by computing the average rate of change of f(x)over a small interval. Round your answers to three decimal places. 1. First choose the interval of length .1 with 3 being the left endpoint of
asked by anonymous on October 4, 2010 
Physics Help!!!!
A runner in a relay race runs 20m north, turns around and runs south for 30 m, then turns north again and runs 40m. the entire run took 30 seconds. what was the average speed of the runner? what was the average velocity of the runner?
asked by Kim on August 30, 2014 
physics
In an 8.00 race, one runner runs at a steady 11.8 and another runs at 14.5 .How far from the finish line is the slower runner when the faster runner finishes the race?
asked by smarth on September 21, 2011 
Calculus(urgent please help)
Consider the following function f(x)=x^2/[x^29] f(x) is increasing on the interval(s) f(x) is decreasing on the interval(s) f(x) has 2 vertical asymptotes x= f(x) is concave up on the interval(s) f(x) concave down on the interval(s) I've been stuck on
asked by Ryan kustin on April 10, 2015 
Calculus
Consider the following function f(x)=x^2/[x^29] f(x) is increasing on the interval(s) f(x) is decreasing on the interval(s) f(x) has 2 vertical asymptotes x= f(x) is concave up on the interval(s) f(x) concave down on the interval(s) I've been stuck on
asked by Ryan kustin on April 10, 2015 
physics
This is the question to one of my physic problem. A person standing outside their house is passed by a runner heading West at a steady pace of 3.3 m/s. Right when the runner passes by, the person accelerates towards the south at a rate of 0.36 m/s2 for 1.2
asked by Megan on August 30, 2012 
pre algebra
Lilliana is training for a marathon. She runs the same distance every day for a week. On Monday, Wednesday, and Friday, she runs 3 laps on a running trail and then runs 6 more miles. On Tuesday and Sunday, she runs 5 laps on the trail and then runs 2 more
asked by mark on October 19, 2017 
math: real numbers
The statement below is false. Correct it by changing two symbols. "The interval (a,b) contains its infimum and its supremum." I'll give you a hint. The interval (a, b) is an open interval. What you need is a closed interval. Parentheses are used for open
asked by sara on April 10, 2007 
stat
7. A researcher selects a random sample. A 90% confidence interval for a population mean A) is an interval with margin of error ± 90%. B) has the property that if we repeatedly selected our random sample in exactly the same way, each time constructing
asked by Anonymous on December 5, 2010 
physics
A 109 kg fullback runs at the line of scrimmage. (a) Find the constant force that must be exerted on him to bring him to rest in a distance of 1.1 m in a time interval of 0.22 s. (b) How fast was he running initially?
asked by Anonymous on February 3, 2011 
Algebra 2: Prob and Stats
A survey of 480 high school students found that 37% had a pet. Find the margin of error. Round to the nearest percent. Use the margin of error to find an interval that is likely to contain the true population proportion. * margin of error = +5% interval,
asked by Skye on May 24, 2010 
physics
While doing some interval training, a runner runs a distance interval at a pace of 4.00 m/s. She then runs the next interval at 4.500 m/s and the last interval at 5.500 m/s. Assuming each interval is exactly 125. m, what is her average speed for this
asked by tyler on August 21, 2012 
math/physics
During a race, one runner runs at a 6 min/mi pace and another runner runs at a 7 min/mi pace. The fast runner passes the slow runner. After a 2 second delay, the slow runner initiates an acceleration, catching up with the fast runner in 968 feet. Give this
asked by victoria on January 2, 2011 
math 12
While training for a race, a runner increases her distance by 10% each day. If she runs 2km on the first day, what will her total distance for 26 days of training?
asked by C on March 17, 2010 
Physics
During a rElay race along a straight ROAD the 1st runner on a three person team runs D1 with a constant velocity v1. The runner then hands off the baton to the sEcond runner who runs d2 with a constant vElocity v2. The batton is then passed to the 3rd
asked by Tim on February 11, 2015 
Physics
At an instant, Runner 'A' runs at 6m/s with an acceleration of 2m/s^2. Runner 'B' runs at 5m/s with an acceleration of 4m/s^2, and the former (Runner A) is 2 metres ahead of the latter (runner B). How long does it take for Runner B to catch up with runner
asked by Ajani on May 17, 2012 
math
On the first day he runs 1.5 km. Every day he runs 10% more than the day befor. a) Write down the distance he runs on the second day of training. ..... 1,5km +0,15 = 1,65 km b) Calculate the total distance He runs in the first seven days of training. When
asked by Lucas on February 22, 2014 
Physics
In a 5.00 km race, one runner runs at a steady 11.3 km/h and another runs at 14.9 km/h . How long does the faster runner have to wait at the finish line to see the slower runner cross?
asked by S on October 15, 2017 
Math
Solve the problem. Round to the nearest tenth, if necessary. A longdistance runner runs 5 miles directly south and then faces due east and runs another 7 miles. How far is the runner, in a straight line, from his starting point?
asked by Missy on September 15, 2010 
math
11. Runner A crosses the starting line of a marathon and runs at an average pace of 5.6 miles per hour. Half an hour later, Runner B crosses the starting line and runs at an average rate of 6.4 miles per hour. If the length of the marathon is 26.2 miles,
asked by Anonymous on April 7, 2010 
Calculus
Let f(x)=1x^3+2.5x+3. In this problem you will estimate f'(3) by computing the average rate of change of f(x)over a small interval. Round your answers to three decimal places. 1. First choose the interval of length .1 with 3 being the left endpoint of
asked by kennedy on October 5, 2010 
algebra
i forgot to post these! f(x)=9x+4 and listed in interval notation also: f(x) x2+14x+40 in interval notation and: 1/x^2+81 (interval notation) and: x+11/x^2121 (interval notation) and: f(x+2) f(x)=6x^2x+7 You have listed a lot of functions but have said
asked by valerie on March 14, 2007 
Physics
Runner A is running at a constant rate of 2.3 m/s when he passes runner B who is stationary. Runner A continues running at a constant pace, and Runner B begins to run 4 seconds after Runner A just passes him. If Runner B is accelerating at a rate of .5
asked by Jared on November 14, 2012 
Statistics
A packing company investigates a national training consultant in hopes of improving productivity on the packing line. The national consultant agrees to work with 18 employees, collecting productivity data for each employee before the training program and
asked by Samantha on November 20, 2013 
Physics
Runner A runs 7.5 meters per second and runner B runs 7.9 meters per second. Runner A has a 55 meter lead, how long will it take runner B to catch runner A?
asked by Abe on September 30, 2015 
math
When making a statistical inference about the mean of a normally distributed population based on a sample drawn from that population, which of the following statements is correct, all else being equal? The 68% confidence interval is wider than the 90%
asked by zahra on June 4, 2019 
physics
Runner A is running at a constant rate of 2.3 m/s when he passes RUmmer B who is stationary. Runner A continues running at a constant pace, and Runner B begins to run 4 seconds after Runner A just passes him. If Runner B is accelerating at a rate of .5
asked by Matt on November 14, 2012 
College Physics
An object moves with constant acceleration 4.95 m/s2 and over a time interval reaches a final velocity of 13.2 m/s. (a) If its initial velocity is 6.6 m/s, what is its displacement during the time interval? (b) What is the distance it travels during this
asked by Andre' on September 10, 2012 
math
Exercise: A simple CI 1/2 points (graded) Let θ be an unknown parameter, and let X be uniform on the interval [θ−0.5,θ+0.5] . Is [X−2,X+2] an 80% confidence interval? YES correct I form a confidence interval of the form [X−a,X+a] . What is the
asked by Skyfall on April 30, 2020 
Physics
I am given a velocity versus time graph for a runner. For it, I had to figure out the average velocity for the entire 16 s interval (for this, I got 2 m/s). Now they want me to find the displacement of the runner in the first 15.4 s. I know that it must be
asked by Lindsay on October 16, 2007 
physics
A distance runner moves at a constant pace of 4.1m/s. how far (in m) does he move in 30 minutes?
asked by Martha on August 9, 2011 
Maths
A runner runs a 10 metre race, the runner runs according to the following rule: s = 0.2t(t  5.1)(t  9.1) Where displacement (s) is in metres and time (t) is in minutes. Calculate for the runner: their starting position any changes in direction over the
asked by Olivia on September 30, 2015 
Maths
Three runners run a 10 metre race. Each runner runs according to the following rules: Runner 1: s = 2.4 + 0.75t Runner 2: s = 0.2t(t  5.1) Runner 3: s = 0.2t(t  5.1)(t  9.1) Where displacement (s) is in metres and time (t) is in minutes. Calculate for
asked by Olivia on September 29, 2015 
physics
This is the question to one of my physic problem. A person standing outside their house is passed by a runner heading West at a steady pace of 3.3 m/s. Right when the runner passes by, the person accelerates towards the south at a rate of 0.36 m/s2 for 1.2
asked by Megan on August 30, 2012 
math
A longdistance runner runs 2 miles south and then 4 miles east. How far is the runner from the starting point? Round to nearest tenth.
asked by Leo on February 18, 2012 
geometry
A longdistance runner runs 5 miles south and then 8 miles east. How far is the runner from the starting point? Round your answer to thousandths
asked by Anonymous on November 25, 2010 
math
Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in 28 minutes. The second runner finishes the race in 30 minutes. Which of the following is the pace of the second runner?
asked by lifesaver2 on June 5, 2013 
Statistics
Which of the following statements best describes the uncertainty associated with a 95% confidence interval for a population proportion, computed from a simple random sample? A. We don't know whether the particular confidence interval is successful or not,
asked by Mary on May 18, 2012 
math
Solve the problem. Give your answer to the nearest thousandth if necessary. A longdistance runner runs 3 miles south and then 7 miles east. How far is the runner from the starting point?
asked by katelynn on November 20, 2009 
Physics
Two runners have a race. The first runner decides to run with his full speed v₁=9 m/s over the 250 meters of the race and then slows to v₂=7 m/s for the rest, since he's tired. The second runner wants to save energy, so he runs with v₃=8 m/s for the
asked by Arnau on April 30, 2013 
Calculus
Find: (a) the interval(s) on which f is increasing, (b) the interval(s) on which f is decreasing, (c) the open interval(s) on which f is concave up, (d) the open interval(s) on which f is concave down, and (e) the Xcoordinate(s) of any/all inflection
asked by Please Help on November 29, 2010 
Calculus
Find: (a) the interval(s) on which f is increasing, (b) the interval(s) on which f is decreasing, (c) the open interval(s) on which f is concave up, (d) the open interval(s) on which f is concave down, and (e) the Xcoordinate(s) of any/all inflection
asked by Dan on November 29, 2010 
Statistics
Can anyone help me with this? Which of the following statements is true about a 99% confidence interval? a. The interval contains 99% of the population. b. The probability that the population mean is in the interval is 99%. c. The interval is wider than a
asked by Angel on October 7, 2016 
Jess
Let f(x)=3x^3 +7.5x +1. In this problem you will estimate f'(3) by computing the average rate of change of f(x)over a small interval. Round your answers to three decimal places. First choose the interval of length .1 with 3 being the left endpoint of the
asked by Calculus on February 10, 2013 
Biology/Pathphysiology
Predict what would happen to the PR interval and QT interval and TP interval on a ECG when a subjects exercises workout increases?
asked by Darkninja276 on August 13, 2012 
Physics
A runner’s velocity along a straight track is 3.2 m/s at time 5.0 s and 2.2 m/s at time 13 s. Find the runner’s average acceleration during this time interval.
asked by Maria on October 20, 2010 
physics
A runner’s velocity along a straight track is 3.2 m/s at time 8.0 s and 2.2 m/s at time 11 s. Find the runner’s average acceleration during this time interval.
asked by Michelle on September 23, 2011 
Statistics
In 1998 a San Diego Reproductive clinic reported 49 live births to 207 women under the age of 40 who had previously been unable to get pregnant. Using the 90% confidence interval calculated above, would it be misleading for the clinic to report a success
asked by Jeffrey on October 27, 2013 
science
the change in velocity takes place in 10 sec interval. What is the magnitude, the algebraic sign and the direction of the average acceleration in each interval? At the beginning of the interval a body is moving to the right along the xaxis at 5 ft/sec,
asked by rhine on February 17, 2015 
Probability
A simple CI Let θ be an unknown parameter, and let X be uniform on the interval [θ−0.5,θ+0.5]. Is [X−2,X+2] an 80% confidence interval? unanswered I form a confidence interval of the form [X−a,X+a]. What is the narrowest confidence interval of
asked by SK on April 29, 2020 
College Algebra
If f(x) is increasing on the interval from x = 2 to x = 10, and if g(x) is decreasing on the interval from x = 2 to x = 10, then the function (f + g)(x) will be constant on the interval from x = 2 to x = 10. true or false
asked by Brianna on September 18, 2011 
college algebra
If f(x) is increasing on the interval from x = 2 to x = 10, and if g(x) is decreasing on the interval from x = 2 to x = 10, then the function (f + g)(x) will be constant on the interval from x = 2 to x = 10. true or false
asked by Brianna on September 18, 2011 
calculus
Find the values of c that satisfy the Mean Value Theorem for f(x)=6/x3 on the interval [1,2]. Is it no value of c in that interval because the function is not continuous on that interval???
asked by Theresa on December 19, 2008 
calculus
Find the values of c that satisfy the Mean Value Theorem for f(x)=6/x3 on the interval [1,2]. Is it no value of c in that interval because the function is not continuous on that interval???
asked by Theresa on December 18, 2008 
help
Sara runs several times a week and always keeps track of how much time she runs each time she goes out. One day she forgets to take her stopwatch with her and wonders if she can still have some idea of her running time. As she passes a particular pond, she
asked by Anonymous on March 24, 2014 
Physics
A cheetah can accelerate from rest to 24.1 m/s in 2.02 s. a) Assuming the acceleration is constant over the time interval, what is the magnitude of the acceleration of the cheetah? b) What is the distance traveled by the cheetah in these 2.02 s? c) A
asked by jenny on December 5, 2013 
Calculus
Find the critical point and the interval on which the given function is increasing or decreasing, and apply the First Derivative Test to the critical point. Let f(x)=4/x^2+1 Critical Point = Is f a maximum or minumum at the critical point? The interval on
asked by Ashton on November 14, 2018 
Math
1. "A bacteria population doubles in number every 3 hours. If there are 40 individuals now, how many in 24 hours?" SO I used the geometric series sum formula, with n=8(24/3=8), t1=40, and r=2, but I got 10200 as the answer, instead of what the answer key
asked by Bethany on January 24, 2015 
statistics
A single sample is being used to construct a 90% confidence interval for the population mean. What would be the difference between an interval for a sample of n = 25 and the interval for a sample of n = 100? Assume that all other factors are held constant.
asked by Anonymous on November 4, 2011 
physics
a rock is dropped from the top of diving platform into the swimming pool below. will the distance traveled by the rock in a 0.1 second interval near the top of the flights be the same as the distance covered in a 1.1 second interval just before it hits the
asked by jb on February 24, 2011 
Calculus
y=x^33x. Fill out the following table and then make a rough sketch of the graph. I can make the sketch just having trouble understanding what is wanted. y=0 when y'=0 when Relative Max(s) Relative Min(s) y'>0 on the interval(s) y'
asked by Kieran on October 2, 2012 
Statistics
For the data set (−2,−3)(1,3)(5,4)(9,7)(11,12) find interval estimates (at a 94.6% level) for a single observation and for the mean response of y corresponding to x=1. Note: For each part below, your answer should use interval notation. Prediction
asked by STATISTICS on April 19, 2015 
math
Suppose that there are two functions, f and g. The domain of f is the interval [2,10] and the range of f is the interval (15,2]. The domain of g is the interval (5,7) and the range of g is the interval [2,3). Determine all information that you can
asked by G on March 24, 2015 
math
Suppose that there are two functions, f and g. The domain of f is the interval [2,10] and the range of f is the interval (15,2]. The domain of g is the interval (5,7) and the range of g is the interval [2,3). Determine all information that you can
asked by G on March 24, 2015 
math
Suppose that there are two functions, f and g. The domain of f is the interval [2,10] and the range of f is the interval (15,2]. The domain of g is the interval (5,7) and the range of g is the interval [2,3). Determine all information that you can
asked by G on March 24, 2015 
Physics
A runner runs around a circular track with a radius of 50m.if he runs half way round the track from a to b.am i correct if i say his distance is 100m?
asked by Pamela on August 17, 2011 
Math Help Please
Please show me how to put this in interval notation. Thanks! I know I solved this right, I think, but need to put it in interval notatioin. Please tell me if i am correct. Thanks! PleaseSolve: (x3)/(x^225)
asked by Michelle on August 2, 2009 
Physics
You are keeping pace with another runner, at 4 minutes per mile, but are 16 m behind her when she is 130m from the finish line.At what pace will you be running at the finish? *Express your answer using two significant figures.
asked by Whitney on January 30, 2012 
Math
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers: A)7%B)3%C)5%D)4% I know it's
asked by Bailey on April 25, 2018 
College Physics
As part of a training program, an athlete runs while holding 8.00 weights in each hand. As he runs, the weights swing through a 30.0 arc in . His hands are 72 from his shoulder joint, and they are light enough that we can neglect their weight compared with
asked by Matt on October 10, 2010 
statistics
Refer to Table 1 in the article “Snail Shells in a Practical Application of Statistical Procedures” in the Electronic Reserve Readings. Find the margin of error, E, with a confidence interval of your choosing (5099%). What is the significance of
asked by len on April 26, 2012 
Calculus I
You are watching the Chicago marathon from your friend's apartment, 100 feet above the street. A runner passes the building at 11 feet/sec. Let d denote the distance between the base of the building and the runner, and let h denote the distance between you
asked by Chris on October 9, 2016 
math
v\left(t\right)=5tv(t)=5−t represents the velocity of an object over the interval [0, 7] in meters per second. What is the total distance traveled of the object over the time interval?
asked by caledh on February 13, 2017 
Algebra
Im having a hard time figuring out this problem: Use the function, y=(x+1)^2 +2, to answer the following parts. The increasing interval and decreasing interval To find both I believe that: increasing : x < 1 decreasing : x > 1 So is this on solution
asked by Mike on May 5, 2011 
general physics
We can interpret a distance traveled of 7.43 to mean a distance between 7.425 and 7.435 , thus rounding to 7.43 . Similarly, a time interval of 0.83 implies a time interval between 0.825 and 0.835 . Use these values to justify the rule for determining
asked by shaxity on February 11, 2010 
math
(x^3+7x+12)/(x4) find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing interval decreasing interval concave up interval concave down interval
asked by Melanie on January 22, 2012 
math
f(x)=x/(x^2+x2) find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing interval decreasing interval concave up interval concave down interval
asked by Melanie on January 22, 2012 
math
f(x)=x^3+6x^2+9x find: x intercepts vertical asymptotes horizontal/slant asymptotes derivative second derivative increasing interval decreasing interval concave up interval concave down interval
asked by Melanie on January 22, 2012 
Math
The average middledistance runner at a local high school runs the mile in 4.5 minutes, with astandard deviation of 0.3 minute. What is the probability that a runner will run the mile in less than 4 minutes? Possible Answers: A)7%B)3%C)5%D)4% How do I plug
asked by Bailey on April 26, 2018 
math
one runner runs 4.75 miles in one hour and runner 2 runs 4 miles in one hour. How much farther would runner 1 run in 45 minutes?
asked by LAK on August 19, 2012 
Math (Calc.)
1.Use the IVT to explain why the following is true. If f continuous on (a,b) and f(x) does not equal to zero for all x in the interval (a,b), then f(x) > for all x in the interval (a,b) or f(x) < 0 for all x in the interval (a,b). 2. You are given that a
asked by Dalia on September 17, 2013