Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Answer: B
Mathematics
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Solve the problem.Evaluate 
at t = 3 for the function w(x, y, z) = exyz2; x = t, y = t, z = 
.
A. 0
B. 
C. - 
e
D. 
e
Mathematics
Factor the polynomial completely.-2x2 - 10x - 12
A. prime B. -(2x + 3)(x + 4) C. -(2x + 4)(x + 3) D. -(2x - 4)(x - 3)
Mathematics
Graph the function with a graphing utility.y = 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Larry makes $22 per hour for a 40-hour week and time an a half for every hour over 40 hours. Use a linear model to determine how many overtime hours Larry worked if he made $1243 last week.
A. 16.5 hr B. 56.5 hr C. 51 hr D. 11 hr
Mathematics