Perform the indicated operation. Assume that all variables represent nonnegative real numbers.-5k
- 5
A. -5k
- 10
B. -15
C. -45k
D. -15k
Answer: D
Mathematics
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Find the extrema of the function on the given interval, and say where they occur.csc2x + 2 cot x, 0 < x < ?
A. local minimum: 0 at x = 
B. local maximum: 0 at x = 
C. local minimum: 0 at x = 
D. local maximum: 0 at x = 
Mathematics
Find the special products using patterns.(p - r)(p + r)
A. p2 - 2r2 B. p2 - r2 C. p2 + r2 D. 2p2 - r2
Mathematics
Write the equation of the ellipse with vertices at 
, 
and with
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?
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the equation.2(3x - 5 ) = 16
A. {8}
B. {-3}
C. 
D. {3}
Mathematics