Perform the indicated operations.12 + 52 - (-12) ? 8
A. 272
B. -59
C. 200
D. 133
Answer: D
Mathematics
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Provide an appropriate response.If a > b, then ac < bc, and 
< 
, provided that:
A. c is not equal to zero. B. c is greater than zero. C. c is a positive integer. D. c is less than zero.
Mathematics
Provide an appropriate response.The deposits or payments are made at the end of the period in ordinary annuities.
A. True B. False
Mathematics
The given point lies on the graph of the unit circle and corresponds to a real number t. Find the value of the indicated trigonometric function of t.
Find cot t.
A. - 
B. - 
C. 
D. 
Mathematics
Identify the equation without applying a rotation of axes.2x2 + 6xy + 9y2 - 2x - 2y - 1 = 0
A. ellipse B. hyperbola C. parabola D. not a conic
Mathematics