Solve the problem.In 1995 the United States recovered 21% of its municipal solid wastes through recycling, up from 17% in 1990. Let P represent the percentage recycled and t the number of years since 1990. Find a linear function P(t) that fits this data.
A. P(t) = 0.4t - 17
B. P(t) = 0.8t + 24
C. P(t) = 0.8t + 17
D. P(t) = -0.8t + 7
Answer: C
Mathematics
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A. Yes B. No
Mathematics
Solve the logarithmic equation.log x + log(x - 1) = log 56
A. {8, -7}
B. 
C. {-7}
D. {8}
Mathematics
Find the x- and y-intercepts of f.f(x) = (x + 3)(x - 6)(x + 6)
A. x-intercepts: -6, 6, 3; y-intercept: -108 B. x-intercepts: -3, -6, 6; y-intercept: 108 C. x-intercepts: -6, 6, 3; y-intercept: 108 D. x-intercepts: -3, -6, 6; y-intercept: -108
Mathematics
Solve the equation for x if 
. Give your answer in radians using exact values only.
?
What will be an ideal response?
Mathematics