Find the exact value. Do not use a calculator.sec 
A. 
B. 2
C. 
D. 
Answer: B
Mathematics
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Graph the function.Graph the function f(x) = 2 cos3 x.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A pet shop has a total of 15 dogs and birds. Altogether there are 42 feet. How many dogs are there and how many birds?
A. 7 dogs and 8 birds B. 6 dogs and 9 birds C. 8 dogs and 7 birds D. 5 dogs and 10 birds
Mathematics
Simplify using the product rule of exponents.(-9x2)(-2x5)
A. -18x10 B. 18x7 C. -11x7 D. -11x10
Mathematics
Solve the problem.Let u = ln a and v = ln b. Write the following expression in terms of u and v without using the function ln.ln 
A. 7u + 8v B. 7u - 8v C. u7 - v8 D. 8u - 7v
Mathematics