Mathematics, 31.07.2019 08:30 ramsey5106
Asatellite has recently been placed in a nearby circular orbit 2000 kilometers above the earth surface. given that the radius of the earth is approximately 6400 kilometers and that the satellite completes its orbit in 12 hours, calculate the speed of the satellite in kilometers per hour.
Answers: 1
Mathematics, 21.06.2019 20:00
Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.
Answers: 1
Mathematics, 21.06.2019 21:10
For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=
Answers: 2
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