Solve. Assume the exercise describes a linear relationship. When writing a linear equation, write the equation in slope-intercept form.In 1995 the United States recovered 21% of its municipal wastes through recycling, up from 17% in 1990. Find a linear equation that fits this data. Use this equation to predict the percentage recycled in 2006.
A. 26.2%
B. 31.5%
C. 27.9%
D. 29.8%
Answer: D
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Find the derivative.y = (csc x + cot x)(csc x - cot x)
A. y ' = 1 B. y ' = - csc x cot x C. y ' = 0 D. y ' = - csc2 x
Solve the problem.A local farmer takes soil samples each year in each field he works. The number of soil samples taken per field in a certain year is: 5, 9, 71, 3, 2, 8, 84, 1, 4, 16. Find the mode of the data if it exists.
A. 19.7 samples B. 8 samples C. no mode D. 9 samples
Solve the application problem.A rectangular garden has dimensions of 24 feet by 9 feet. A gravel path of equal width is to be built around the garden. How wide can the path be if there is enough gravel for 234 square feet?
A. 4 ft B. 5.5 ft C. 3 ft D. 5 ft
Solve the equation.7.1 = y - 6
A. 7.7 B. 6.5 C. 1.183 D. 13.1