Without using a calculator, give the exact trigonometric function value with rational denominator.sec 
A. 
B. 1
C. 
D. 
Answer: A
Mathematics
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Determine whether the sequence of vertices is i) a walk, ii) a path, iii) a circuit in the given graph.
A ? E ? B ? H ? F
A. None of these B. Walk and path C. Walk only D. Walk, path, and circuit
Mathematics
Use properties to perform the calculations. Express answer in simplest form.
÷ 
A. - 
B. 
C. - 
D. 
Mathematics
Use the sum/difference identities to simplify the expression. Do not use a calculator.cos 
cos 
- sin 
sin 
A. 
B. 
C. 1
D. 
Mathematics
Solve the cubic equation using factoring and the quadratic formula.x3 + 8 = 0
A. {-2, ±2i}
B. {-2, 1 ± i
}
C. {-2, 1 ± i
}
D. {-2, -1 ± 
}
Mathematics