Solve. Remember to insert units when writing your answer.A lumber yard is going to cut a board which is 12 m into 2 pieces of equal length. How long will each piece be?
A. 16 m
B. 7 m
C. 6 m
D. 10 m
Answer: C
Mathematics
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Use an identity to find the value of the expression. Do not use a calculator.sec2 55° - tan2 55°
A. 1 B. 0.30 C. 0.55 D. 0
Mathematics
Find the product.-5a(2a + 12)
A. -10a2 - 60a B. 2a2 - 60a C. -10a + 12 D. -10a2 + 12a
Mathematics
Solve the problem.Find a so that the graph of f(x) = loga x contains the point (10, 14).
A. 
B. 
C. 
D. 
Mathematics
Answer the question asked. When necessary, round to the nearest hundredth.One pump can drain a pool in 3 minutes. When a second pump is also used, the pool only takes 2 minutes to drain. How long would it take the second pump to drain the pool if it were the only pump in use?
A. 1
min
B. 
min
C. 6 min
D. 5 min
Mathematics