Decide whether the statement is possible or impossible.cos ? = 
and sec ? = 
A. Possible
B. Impossible
Answer: A
Mathematics
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Calculate the circulation of the field F around the closed curve C.F = - 
x2yi - 
xy2j; curve C is r(t) = 4 cos ti + 4 sin tj, 0 ? t ? 2?
A. - 1 B. - 2 C. - 4 D. 0
Mathematics
Solve the problem.Find the image of rectangle ABCDE for the size transformation with center P and scale factor 5/4.
A. 
B. 
C. 
D. 
Mathematics
Calculate in decimal form. 183 + 11.37
A. 194.37 B. 177.315 C. 171.63 D. 2,080.71
Mathematics
Evaluate the expression.
- 11
A. -3 B. 1 C. 7 D. -1
Mathematics