Find the acute angle ?, to the nearest hundredth of a degree, for the given function value.cos ? = 0.7815
A. 51.40°
B. -51.40°
C. 38.60°
D. 38.01°
Answer: C
Mathematics
You might also like to view...
Solve. Give your answer as a mixed number if appropriate.
= 
A. 
B. 12
C. 35
D. 105
Mathematics
Determine whether or not B = A-1.A = 
B = 
A. Yes B. No
Mathematics
Evaluate the line integral along the curve C.
ds , C is the path from (0, 0, 0) to (-4, 4, 1) given by:C1: r(t) = -4t2i + 4tj, 0 ? t ? 1C2: r(t) = -4i + 4j + (t-1)k, 1 ? t ? 2
A. 
B. 
- 
C. 
+ 
D. 
Mathematics
Solve the equation for solutions in the interval [0, 2?).sin22x = 1
A. 
B. 
C. ?
D. 
Mathematics