Find the exact value of the expression.cos (45° - 30°)
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Determine the truth of the premises, discuss the strength of the argument, and assess the truth of the conclusion.Premise: Monday is one of the days of the week.Premise: Thursday is one of the days of the week.Premise: Saturday is one of the days of the week.Conclusion: All the days of the week have names that end in "day."
What will be an ideal response?
Mathematics
Solve the equation.- 
x = -27
A. 
B. {36}
C. 
D. 
Mathematics
Solve the equation by completing the square.x2 + 18x + 67 = 0
A. 9 + 
, -9 - 
B. -18 + 
C. 9 + 
D. -9 + 
, -9 - 
Mathematics
Write the prime factorization of the number.2600
A. 2 × 54 × 13 B. 23 × 52 × 13 C. 24 × 5 × 13 D. 23 × 53 × 13
Mathematics