Solve the problem.The table below shows the results of a consumer survey of annual incomes in 100 households. 
What is the probability that a household has an annual income of $25,000 or more?
A. 0.56
B. 0.71
C. 0.44
D. 0.27
Answer: B
Mathematics
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Use natural logarithms to solve the exponential equation symbolically.4(6 - 2x) = 16
A. x = - 3 + 
B. x = 3 - 
C. x = - 
- 6
D. x = 
+ 6
Mathematics
Find the derivative of the function.f(x) = (x2 - 5x + 2)(4x3 - x2 + 5)
A. f'(x) = 4x4 - 80x3 + 39x2 + 6x - 25 B. f'(x) = 20x4 - 80x3 + 39x2 + 6x - 25 C. f'(x) = 20x4 - 84x3 + 39x2 + 6x - 25 D. f'(x) = 4x4 - 84x3 + 39x2 + 6x - 25
Mathematics
Simplify. Leave answer with exponent.(-4)9 ? (-4)2
A. 1611 B. 411 C. 1618 D. -411
Mathematics
Perform the indicated operation.(7m5 + 4m2 + 3m) + (6m5 + 6m2 + 3m)
A. 13m + 10m5 + 6m2 B. 29m8 C. 13m5 + 10m2 + 6m D. 9m5 + 13m2 + 7m
Mathematics