Use the linear approximation (1 + x)k ? 1 + kx, as specified.Find an approximation for the function f(x) = 
for values of x near zero.
A. f(x) ? 1 - 2x
B. f(x) ? 1 + 2x
C. f(x) ? 2 - 2x
D. f(x) ? 2 + 2x
Answer: D
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Solve the problem.Evaluate 
at t = 
? for the function w = 
; x = sin t, y = cost, z = t2.
A. 
B. - 
C. - 
D. - 
Subtract. Check by adding.
A. 4586 B. 7586 C. 4562 D. 4582
Solve the problem.The sales of a popular weight loss pill are shown in the table for various years.
Let s be sales of the weight loss pill (in billions of dollars) in the year that is t years since 2012. A model of the situation is 
Substitute a value for one of the variables in the model's equation to predict sales in 2026.
A. 4.2 B. 2.2 C. 4.1 D. 4.3
Find the percent using a proportion. Round your answer to the nearest tenth if necessary.What percent of 187 feet is 10.7 feet?
A. 1747.7% B. 0.2% C. 5.7% D. 0.1%