Complete the identity.
= ?
A. csc2 ? + tan2 ?
B. csc ? tan ?
C. 1
D. sin ? + cos ?
Answer: C
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?Stacey has $5,000,000 on deposit in a fund that earns 9% interest compounded annually. How much can Stacey withdraw annually from the fund in ten equal annual withdrawals to completely deplete the fund after the tenth draw, assuming the first withdrawal occurs one year from today?
A. ?$450,000 B. ?$714,771 C. ?$779,100 D. ?$555,555
Decide whether the statement makes sense. Explain your reasoning.Jose's car gets about 20 miles to the gallon. He is thinking of buying a new fuel-efficient car which gets 
miles to the gallon and which costs $25,000. He reasons in this way: " I drive about 300 miles per week. Gas costs about $3.50 per gallon. That means I'll save $1365 per year on gas. That means that if gas remains at $3.50 per gallon it will be about 18 years before the car has paid for itself. I don't think I can justify buying the new car. "
What will be an ideal response?
Solve the problem.Find cos 
, given that cos ? = 
and ? terminates in 0 < ? < ?/2.
A. 
B. 
C. 
D. 
As Juanito looks back over his long life, he feels a sense of unity in his life's accomplishments. He can be said to be in which of Erikson's stages of psychosocial development?
A. industry vs. inferiority B. ego-integrity vs. despair C. identity vs. role diffusion D. generativity vs. stagnation