Complete the identity.1 + tan2? = ?
A. 1 + sec2 ?
B. sec2 ?
C. sec?
D. 2 sec?
Answer: B
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Find the Taylor series generated by f at x = a.f(x) = e9x, a = 6
A. 
B. 
C. 
D. 
Solve the problem using your calculator.The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands). Use linear regression to find a linear function that predicts the number of products sold as a function of the cost of advertising.
A. y = -26.4 - 1.42x B. y = 55.8 - 2.79x C. y = 26.4 + 1.42x D. y = 55.8 + 2.79x
Solve.How long will it take for the population of a certain country to triple if its annual growth rate is 2%? Round to the nearest year.
A. 2 yr B. 151 yr C. 55 yr D. 24 yr
Solve the problem.Each piece of graphite for a mechanical pencil is 65 millimeters long. Find the total length in centimeters of the graphite in a package with 40 pieces.
A. 2.6 centimeters B. 2600 centimeters C. 260 centimeters D. 26 centimeters