Establish the identity.cot2x = (csc x - 1)(csc x + 1)
What will be an ideal response?
cot2 x = csc2 x - 1 = (csc x - 1)(csc x + 1).
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Graph the exponential function whose equation is given. Start by using -2, -1, 0, 1, and 2 for x and finding the corresponding values for y.y = 3x + 1
A. 
B. 
C. 
D. 
Solve the problem.A 30-m-long chain hangs vertically from a cylinder attached to a winch. Assume there is no friction in the system and that the chain has a density of 10 kg/m. How much work is required to wind the chain onto the cylinder if a 50-kg block is attached to the end of the chain?
A. 6000g J B. 10,500g J C. 9050g J D. 4550g J
Solve the problem.Evaluate (f + g)(3) given f(x) = x - 4 and g(x) = x - 7.
A. -5 B. 9 C. 3 D. 17
Graph the linear function. What is its domain and range?f(x) = 
x - 1
A. Domain: (-?, ?); range: (-?, ?)
B. Domain: (-?, ?); range: (-?, ?)
C. Domain: (-?, ?); range: (-?, ?)
D. Domain: (-?, ?); range: (-?, ?)