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Question: Solve the following system of linear equations:
3x +4y +z = 012x + 13y + 3z = -217x + 15y + 3z = -5
Which one of the following statements best describes your solution:
A. There is no solution.
B. There is a unique solution.
C. There are 3 solutions.
D. There are infinitely many solutions
people were polled on how many books they read the previous year. how many subjects are needed to estimate the number
two planes left an airport at noon . One flew east at a certain speed and the other flew west twice the speed . The planes were 2700mi apart in 3h. How fast was each plane flying?
A circular swimming pool has a diameter of 20 m, the sides are 4 m high, and the depth of the water is 3.5 m. How much work (in Joules) is required to pump all of the water over the side?
Find the velocity, speed and acceleration of the vector-valued function: Vector r = cost i + sint j - 16t^2 k at t=pi/4
customer from Cavallaro's Fruit Stand picks a sample of 4 oranges at random from a crate containing 65 oranges, of which 5 are rotten. What is the probability that the sample contains 1 or more rotten oranges.
Suppose the length of a rectangle increases, but the perimeter remains at 70 feet. How does the width change?
Hits on a personal web site occur quite infrequently. They occur randomly and independently with an average of five per week.
A family made an investment for 1 year that earned $7.50 simple interest. If the principal had been $25 more and the interest rate 1% less, the interest would have been the same. Find the principal and the rate.
A company's projected worth (in millions of dollars) is modeled by the equation y=231(1.04)^x. The variable x represents the number of years since 1997. What is the projected annual percent of growth, and what should the company be worth in 2007?
Find the volume of the pyramid with a rectangular base. 11 in height, 12 in length, and 10 in width.
find the height of the flag pole from the word problem.the total height of a building and the flagpole on the roof is
in new york state savings banks are permitted to sell a form of life insurance called savings bank life insurance sbli.
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