Evaluate.120
A. 0
B. 1
C. 12
D. -1
Answer: B
Mathematics
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Calculate the arc length S and area A for each of the following sectors. Round to the nearest whole number if necessary.a = 3 rad, r = 30 cm
A. S = 60 cm, A = 1350 cm2 B. S = 90 cm, A = 1350 cm2 C. S = 60 cm, A = 1300 cm2 D. S = 90 cm, A = 1360 cm2
Mathematics
Use the dot product to determine whether the vectors are parallel, orthogonal, or neither.v = 
j, w = 2i
A. orthogonal B. parallel C. neither
Mathematics
Begin by graphing the standard quadratic function f(x) = x2 . Then use transformations of this graph to graph the given function.g(x) = x2 + 2
A. 
B. 
C. 
D. 
Mathematics
Find the indicated roots.Square roots of 4 + 4
i
A. - 
- 
i, 
- 
i
B. 
+ 
i, - 
- 
i
C. 
+ 
i, - 
- 
i
D. 
- 
i, - 
+ 
i
Mathematics