Determine whether the equation is an identity. If it is an identity, prove it.cot2x = (csc x - 1)(csc x + 1)
What will be an ideal response?
The statement is an identity. The student's answer should include a proof.
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The number of electrical outlets needed in an office building depends on the number of offices and the number of employees. If there are f offices and e employees, then the number of outlets needed is
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Use functional notation to represent the number of outlets needed if there are 29.00 offices and 43.00 employees. Then calculate that value. Round your answer to the nearest whole number.
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A. Functional notation: 
. Value: 93 outlets.
B. Functional notation: 
. Value: 98 outlets.
C. Functional notation: 
. Value: 123 outlets.
D. Functional notation: 
. Value: 75 outlets.
Find the perimeter.
A. 110 meters B. 128 meters C. 828 meters D. 64 meters
Solve and graph.
< 9
A. {y
-8 < y < 8}, or (-8, 8)
B. {y
-8 < y < 0}, or (-8, 0)
C. {y
y < -8 or y > 0}, or (-?, -8) ? (0, ?)
D. {y
0 < y < 8}, or (0, 8)
Solve the system of linear equations. 7x + 8y = -40 5x + 2y = -10
A. (-1, -4) B. (0, -4) C. (0, -5) D. No solutions