Mathematics, 23.07.2020 04:01, johnsonkia873
f(x)=(x-5)(2x+7)(7x-3)f(x)=(xโ5)(2x +7)(7xโ3)f, left parenthesis, x, right parenthesis, equals, left parenthesis, x, minus, 5, right parenthesis, left parenthesis, 2, x, plus, 7, right parenthesis, left parenthesis, 7, x, minus, 3, right parenthesis has zeros at x=-3.5x=โ3.5x, equals, minus, 3, point, 5, x=\dfrac{3}{7}x= 7 3 x, equals, start fraction, 3, divided by, 7, end fraction, and x=5x=5x, equals, 5. What is the sign of fff on the interval \dfrac{3}{7}
Answers: 1
Mathematics, 22.06.2019 02:30, ashtonbillups
Acompany makes steel lids that have a diameter of 13 inches. what is the area of each lid? round your answer to the nearest hundredth
Answers: 2
Mathematics, 22.06.2019 03:10, CM0
The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.
Answers: 3
Mathematics, 22.06.2019 03:30, shygorringe
The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?
Answers: 3
f(x)=(x-5)(2x+7)(7x-3)f(x)=(xโ5)(2x +7)(7xโ3)f, left parenthesis, x, right parenthesis, equals, left...
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