Tutors Answer Your Questions about Linear-systems (FREE)
Question 1103572: Find partial fraction decomposition of
It has a repeated quadratic factor in the denominator so I would start it as = +
then you would multiply the three sections by 
then I got =
=
Then you would set up a series of equations but from the work above I'm certain it's wrong from where I split up the equation but I dont have a solution to this in my text. Thank you for any help!
Click here to see answer by greenestamps(13200)  |
Question 1103530: On January 22nd , 2006, Kobe Bryant scored 81 points against the Toronto Raptors. Including
three‐pointers, two‐pointers, and free‐throws he made 46 shots. He made three times as many two‐
point shots as three‐point shots. How many free-throws did Kobe Bryant make?
Click here to see answer by Fombitz(32388)  |
Question 1103846: It is a common experience to hear the sound of a low flying airplane, and look at the wrong place in the sky to see the plane. Suppose that a plane is traveling directly toward you at a speed of 220 mph and an altitude of 1,600 feet, and you hear the sound at what seems to be an angle of inclination of 26 degrees.
At what angle should you actually look in order to see the plane? Assume the speed of sound is 1,100 ft/sec
Thank you in advance for you help!
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 1103857: The officers of a math club will pay equal contributions to buy a cake worth $480 for their moderator. If there were two more officers, their contribution will be reduced by $12 each. How many officers are there?
Click here to see answer by Fombitz(32388)  |
Question 1104845: Please help me solve this word problem.
Write a system of the questions and then solve using the method of your choice
the reserve seat tickets for the football game cost four dollars each and the general mission tickets three dollars each after the game is over there and end count shows 1787 people attended the game the total receipts were $5792. find the number of each kind of tickets sold.
Click here to see answer by Theo(13342)  |
Question 1104877: Can you please help me with this math problem PLEASE!
Navy is trying to decide what would be the best cell phone plan for her. She has narrowed her choices down to two. Spirit and Horizon. Spirit has a fixed fee of $20 and an additional charge of 5 cents per minute. Horizon has no fixed fee and charges 15 cents per minute. Form a systems of equation for this problem.
Click here to see answer by Theo(13342)  |
Question 1104877: Can you please help me with this math problem PLEASE!
Navy is trying to decide what would be the best cell phone plan for her. She has narrowed her choices down to two. Spirit and Horizon. Spirit has a fixed fee of $20 and an additional charge of 5 cents per minute. Horizon has no fixed fee and charges 15 cents per minute. Form a systems of equation for this problem.
Click here to see answer by KMST(5328)  |
Question 1105031: For part of the first year of a dog's life, its growth can be approximated using a linear function.Emilie has two puppies: a Border collie and a younger Saint Bernard.During a 4-week period, the Border collie grows from 13.4 kg to 17 while the Saint Bernard grows from 6 kg to 12.4 kg.Suppose each dog grows at a constant rate.Will the dogs ever have the same mass?If so, approximately what is the mass?
Click here to see answer by josmiceli(19441)  |
Question 1105157: An avalanche rescue team travels 8.55 km along a snow-covered trail. For the first section, the trail is flat. The team averages a speed of 2.7 km/h. Then, the terrain becomes mountainous and their average speed is only 1.2 km/h. The one-way trip takes the team 4.0 h. Determine the distance that the team travels on each type of terrain
Click here to see answer by stanbon(75887) |
Question 1105156: Soo Jin had basketball practice after school. Then she cycled home. Playing basketball, she expends energy at a rate of 25 kl per minute, Cycling home, she burns entrgy at a rate of 21 kJ per minute. She spent a total of 90 min doing both f s of exercise. During this time, she expended a total of 217a k of energy. How much time did she spend doing each activity?
Click here to see answer by ikleyn(52782)  |
Question 1105577: Cheryl is redoing her bathroom and has selected ceramic tiles for the 5 foot by 8 foot bathroom floor. The plain 6-inch square tiles cost 75 cents each; the decorative 2-inch squares cost $1.25 each. If Cheryl's total cost for the flooring is to be $246, how many decorative tiles can she get?
A) 108
B) 148
C) 209
D) 241
I know the answer is A but I have no idea why. Thanks!
Click here to see answer by greenestamps(13200)  |
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