Graph the linear function.f(x) = - 
x - 9 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the slope of the line.
A. 4 B. 0 C. 3 D. undefined
Mathematics
Solve.The linear speed L of a grinding wheel in feet per minute (fpm) is given by the formula 
where d is the diameter of the wheel in inches and r is the rotational speed in revolutions per minute (rpm). What rotational speed is needed for a 4.0-inch grinding wheel to generate a linear speed of 3800 fpm? Use 
(Round to the nearest hundred rpm.)
A. 3900 rpm B. 10,000 rpm C. 11,000 rpm D. 3600 rpm
Mathematics
Simplify the expression.1 + 3(x + 8y)
A. 4x + 8y B. 1 + 24xy C. 1 + 3x + 8y D. 1 + 3x + 24y
Mathematics
Maximize 
subject to the given constraints.
?
?
A. 
B. 
C. 
D. 
E. none of these
Mathematics