Solve the problem.The function H described by H(x) = 2.75x + 71.48 can be used to estimate the height, in centimeters, of a woman whose humerus (the bone from the elbow to the shoulder) is x cm long. Estimate the height of a woman whose humerus is 
long.
A. 157.83 cm
B. 105.63 cm
C. 14.87 cm
D. 42.83 cm
Answer: A
Mathematics
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The figure shows angle ? in standard position with its terminal side intersecting the unit circle. Evaluate sin ? and cos ?.
A. sin ? = 
, cos ? = - 
B. sin ? = 
, cos ? = - 
C. sin ? = - 
, cos ? = 
D. sin ? = - 
, cos ? = - 
Mathematics
If f is one-to-one, find an equation for its inverse.f(x) = -7x + 1
A. f-1(x) = - 
x - 1
B. f-1(x) = - 
x + 1
C. f-1(x) = - 
x + 
D. f-1(x) = - 
x - 
Mathematics
Solve the problem.The polynomial -0.1t2 + 1.8t represents the yearly income (or loss) from a real estate investment, where t is time in years. After what year does income begin to decline?
A. year 8 B. year 9 C. year 18 D. year 12.00
Mathematics
Find the sum.-48 + (-46)
A. 95 B. 94 C. -94 D. 2
Mathematics