Find the acute angle ?, to the nearest hundredth of a degree, for the given function value.sec ? = 6.804
A. 8.45°
B. 8.36°
C. -8.36°
D. 81.55°
Answer: D
Mathematics
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Find the interval of convergence of the series.
A. -2 ? x ? 8 B. -2 < x < 8 C. 1 < x < 5 D. 2 ? x < 4
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Solve each of the following systems of equations. If the system is inconsistent or dependent, say so.x + 
y = 
x - y = - 
A. 
B. 
C. 
D. 
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Decide if a triangle exists that satisfies the given conditions.? = 49°, ? = 26°, b = 6
A. No B. Yes
Mathematics