Alberto earns a weekly salary of $500 plus 20% of his sales volume. Write an equation describing the total weekly earnings for x dollars in sales.
Mathematics
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Use the definition to find an expression for the instantaneous acceleration of an object moving with rectilinear motion according to the given function. The instantaneous acceleration is defined as the instantaneous rate of change of the velocity with respect to time. v = 2
[v is the velocity]
A. 3
B. 
C. 
D. 
Mathematics
Graph the set of points whose polar coordinates satisfy the given equation or inequality.? = 
, 0 ? r ? 4
A. 
B. 
C. 
D. 
Mathematics
Evaluate the sum. Round to two decimal places, if necessary. 
A. 0.26 B. 62 C. 0.62 D. -0.82
Mathematics
Graph the equation by plotting points.y = x2 - 5
A. 
B. 
C. 
D. 
Mathematics