Mathematics, 09.03.2021 20:40 crossoverking07
A submarine must descend at an average rate of at least 10 feet per minute for 5 minutes. The table shows how many feet the submarine descends in the first 4 minutes. How many feet must the submarine descend in the fifth minute
Answers: 3
Mathematics, 21.06.2019 18:10
The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches
Answers: 3
Mathematics, 21.06.2019 19:50
Prove (a) cosh2(x) โ sinh2(x) = 1 and (b) 1 โ tanh 2(x) = sech 2(x). solution (a) cosh2(x) โ sinh2(x) = ex + eโx 2 2 โ 2 = e2x + 2 + eโ2x 4 โ = 4 = . (b) we start with the identity proved in part (a): cosh2(x) โ sinh2(x) = 1. if we divide both sides by cosh2(x), we get 1 โ sinh2(x) cosh2(x) = 1 or 1 โ tanh 2(x) = .
Answers: 3
Mathematics, 22.06.2019 02:00
Prove the following(cot0+cosec0)[tex](cot0 + cosec0) { }^{2} = \frac{1 + cos0}{1 - cos0} [/tex]
Answers: 1
Mathematics, 22.06.2019 02:00
Graph a triangle (xyz) and reflect it over the line y=x to create triangle xโyโzโ. describe the transformation using words. draw a line segment from point x to the reflecting line, and then draw a line segment from point xโ to the reflecting line. what do you notice about the two line segments you drew? do you think you would see the same characteristics if you drew the line segment connecting y with the reflecting line and then yโ with the reflecting line? how do you know?
Answers: 1
A submarine must descend at an average rate of at least 10 feet per minute for 5 minutes. The table...
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