Solve the problem.The "normal curve" plays a central role in statistics. The curve is given by 
where ? and ? are constants. Find a Taylor polynomial of degree 2 that approximates the normal curve for x-values near zero.
A. 
B. 
+ x2
C. 
- x2
D. 
Answer: D
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Evaluate the expression. Write your answer without negative exponents.5-3
A. 125
B. 
C. 
D. -125
Solve the problem.The volume V of a given mass of gas varies directly as the temperature T and inversely as the pressure P. If V = 442.0 in.3 when 
and P = 10 lb/in.2, what is the volume when 
and P = 10 lb/in.2?
A. 364.0 in.3 B. 334.0 in.3 C. 354.0 in.3 D. 384.0 in.3
The percent p of high school seniors who smoke cigarettes can be described by 
, where t is the number of years past 1975. Choose the sentence that correctly interprets the meaning of the slope as a rate of change.
?
A. The slope represents the annual 33.58% increase of high school seniors who smoke. B. The slope represents the annual 6% decrease of high school seniors who smoke. C. The slope represents the annual 0.06% decrease of high school seniors who smoke. D. The slope represents the annual 0.06% increase of high school seniors who smoke. E. The slope represents the annual 33.58% decrease of high school seniors who smoke.
A single card is drawn from an ordinary 52-card deck. Find the probability of getting a black king.
A) 1/26 B) 1/52 C) 1/13 D) 1/4