Let E denote a bounded, nonvoid set of real numbers. Define cos(E) to be the image of the set E under the cosine function, that is, True or false: True False cos(E)= {cos(x) : x = E}. sup(cos(E)) = cos(sup E).

Q: Solve for x   101+x-101-x=99

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Q: Solve                 2   =   X-500/ 85

A: Firstly, we add 500/85 on both sides  and then by adding 2+500/85, we get the required result.

Q: Solve the following equ by isolating for the var -3r + 1 r - = [?] 7

A: Topic:- algebra

Q: 2. Evaluate, using the laws of logarithms. 2 log, 64 x v64* |+log, 46 43 256

A: according to our guidelines we can answer only three subparts, or first question and rest can be…

Q: メャ2

A:

Q: -4) 12x+30= 3xー12

A: we first distribute the equation, Then combine like term on same side.

Q: –+l l5=405 %3D

A: We can solve the quinary number system problem as below.

Q: Solve: 3V2x + 6 = 18 X= 4.5 x= 15 x= 30

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Q: Differentiate - 3x 1 X+- X,

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Q: If 2 = 100.301 and 3 =100477, solve 10* = 12 for x.

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Q: ax-1 = 81 solution set =

A: Given query is to find the value of x.

Q: 3. Solvex+17 = 35

A: Given the equation  x5 + 17 = 35 We need to solve it. Now, x5 + 17 = 35 implies that  x5 = 35 - 17…