Solve.logx 9 = 2
A. 3 or -3
B. 3
C. 2 or -2
D. 2
Answer: B
Mathematics
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Calculate the circulation of the field F around the closed curve C.F = x2y3i + x2y3j; curve C is the counterclockwise path around the rectangle with vertices at 
, and 
A. - 252 B. -432 C. 0 D. 900
Mathematics
Find all angles in degrees that satisfy the equation. Round approximate answers to the nearest tenth of a degree.tan ? = -2.01
A. {
? = 26.5° + k180°}
B. {
? = 116.5° + k180°}
C. {
? = 243.5° + k180°}
D. {
? = 153.5° + k180°}
Mathematics
Find the standard equation of the hyperbola.Vertices at (0, ±4), asymptotes at y = ± 
x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Solve the equation.
= 
- 
A. {18} B. no solution C. {9, 18} D. {9}
Mathematics