Solve the problem.In a right triangle, one acute angle is 54° more than twice the other. Find each acute angle.
A. 37° and 53°
B. 12° and 78°
C. 28° and 62°
D. 21° and 69°
Answer: B
Mathematics
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Find the potential function f for the field F.F = - 
i + 
j + 
k
A. f(x, y, z) = - 
+ C
B. f(x, y, z) = 
+ C
C. f(x, y, z) = 
+ C
D. f(x, y, z) = 
+ C
Mathematics
Use differentiation to determine whether the integral formula is correct.
dx = -4 cot 
+ C
A. Yes B. No
Mathematics
Convert.85.8 decimeters to meters
A. 0.858 m B. 858 m C. 8.58 m D. 8580 m
Mathematics
Perform the indicated operations. Simplify the result, if possible.
- 
A. 
B. 
C. 
D. 
Mathematics