Complete the identity.
= ?
A. cos 2x
B. sin 2x
C. tan 2x
D. cot 2x
Answer: B
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Solve and check.-10.6 = -5.3m
A. m = 8.6
B. m = 5.3
C. m = 
D. m = 2
Solve the problem.Mendel found that flower color in certain pea plants obeyed this scheme: Pure red crossed with pure white produces red. When pure red (RR) and pure white (rr) parents are crossed, the resulting Rr combination (one of each gene) produces second generation offspring with red flowers, since red is dominant. Suppose that two of these second generation Rr flowers are crossed. What is the probability that the resulting plant will have red flowers?
A. 0.25 B. 1 C. 0.75 D. 0.5
Solve the proportion.
= 
A. {74}
B. 
C. 
D. 
Solve the problem.An election is held among six candidates (A, B, C, D, E and F) and A gets a plurality of the first place votes but C wins the election. Which of the following methods could have been the method used to decide this election?
A. The method of pairwise comparisons. B. The Borda count method. C. The plurality-with-elimination method. D. all of these E. none of these