Complete the equation so the result is an identity. 1 - 
= sin2x
A. tan2x
B. sec2x
C. cot2x
D. cos2x
Answer: D
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Perform the indicated operation.(3a + 10c)(3a - 10c)
A. 3a2 - 10c2 B. 9a2 - 100c2 C. 9a2 + 60ac - 100c2 D. 9a2 - 60ac - 100c2
The rational process by which acquiring firms evaluate target firms is
A. due diligence. B. strategic analysis. C. prospect screening. D. meta-analysis.
Solve the system of equations by substitution. 9x + y = 0-9x + y = -18
A. (-1, 9) B. (-1, -9) C. (1, -9) D. (1, 18)
Solve the problem.The Little Town Fine Arts Center charges $24 per adult and $13 per senior citizen for its performances. On a recent weekend evening when 504 people paid admission, the total receipts were $8114. How many who paid were senior citizens?
A. 232 senior citizens B. 142 senior citizens C. 362 senior citizens D. 272 senior citizens