? is an acute angle and sin ? and cos ? are given. Use identities to find the indicated value.Given that sin ? = 
and cos ? = 
, find the value of csc ?.
A. 
B. 
C. 
D. 
Answer: B
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Add or subtract, as indicated.(17x + 14xy - 7y) - (24x - 15xy - 23y)
A. -7x + 29xy + 16y B. -7x - 29xy - 30y C. 3x + 7xy + 30 D. 38xy
Suppose that f satisfies the equation of change 
. The initial value of f is 2.9. Make a graph of f. Use a horizontal span of 0 to 5.
What will be an ideal response?
Find the surface area of the surface S.S is the portion of the paraboloid z = 64 - x2 - y2 that lies above the ring 9 ? x2 + y2 ? 25 in the 
A. 
[101
- 37
]
B. 
[101
- 37
]
C. 
[101
- 37
]
D. 
[101
- 37
]
Assume you have a digraph with 5 vertices (A, B, C, D, and E) and 9 arcs. B is incident from D, E, and A; C is incident to E and A and incident from D; E is incident to D and incident from A.How many cycles are there in the digraph that start and end at B?
A. 1 B. 2 C. 0 D. 3 E. none of these