Solve.A square shaped pasture has a side of length 
meters. 
Express the perimeter of the pasture as a rational expression.
A. 
m
B. 
m
C. 
m
D. 
m
Answer: D
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Use a calculator to compute the first 10 iterations of Newton's method when applied to the function with the given initial approximation. Make a table for the values. Round to six decimal places.f(x) = x3 + x - 9; x0 = 1
A. 
B. 
C. 
D. 
Find an equation of the tangent line at x = a.y = x2 - 2; a = 2
A. y = 4x - 6 B. y = 4x - 10 C. y = 2x - 6 D. y = 4x - 12
Solve the problem.Ken is 6 feet tall and is walking away from a streetlight. The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 4.7 feet per second. Find a function, d(t), which gives the distance Ken is from the streetlight in terms of time. Find a function, 
, which gives the length of Ken's shadow in terms of d. Then find 
.
A. (S ? d)(t) = 4.47t B. (S ? d)(t) = 7.94t C. (S ? d)(t) = 3.53t D. (S ? d)(t) = 2.59t
Solve the problem.The population of a particular country was 29 million in 1981; in 1987, it was 38 million. The exponential growth function 
describes the population of this country t years after 1981. Use the fact that 6 years after 1981 the population increased by 9 million to find k to three decimal places.
A. 0.366 B. 0.045 C. 1.167 D. 0.055