Solve the equation.
- 
= 
A. {13}
B. {8}
C. {-8}
D. {32}
Answer: B
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Answer the question based on the following situation:An honest coin is tossed 1600 times. The random variable X denotes the total number of heads that come up in the 1600 tosses.What are the chances that X is more than 787?
A. approximately 84% B. approximately 16% C. approximately 25% D. approximately 75% E. none of these
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = - 
, 
< ? < ?Find tan(2?).
A. 
B. 
C. 
D. 
Convert the given equation to parametric equations. Answers may vary.x = y2 - 6
A. x = t2, y = t + 6 B. x = t, y = t2 - 6 C. x = t2 + 6, y = t D. x = t2 - 6, y = t
Write a word name for the decimal.0.2625
A. Two thousand six hundred twenty-five hundredths B. Two thousand six hundred twenty-five hundred-thousandths C. Two thousand six hundred twenty-five ten-thousandths D. Two thousand six hundred twenty-five thousandths