Solve the problem.Let f(x) = 
and g(x) = 
. For what value(s) of x does f(x) = g(x)?
A. x = - 
B. x = 
C. x = - 
or x = 
D. x = - 
Answer: B
Mathematics
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Evaluate the function.f(x, y) = 
+ xy; find f(-8, -8).
A. 65 B. 1 C. 128 D. 63
Mathematics
Solve the equation using the multiplication property of equality.- 72x = 16
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The flow rate r (in gallons per minute) of water from the nozzle of a firefighter's hose can be modeled by the formula r = 30d2
where d is the nozzle diameter (in inches) and P is the nozzle pressure (in pounds per square inch). If the nozzle pressure is 144 pounds per square inch, use the model to estimate the flow rate of water for a nozzle diameter of 1.5 inches.
A. 6480 gal/min B. 9720 gal/min C. 810 gal/min D. 540 gal/min
Mathematics
Solve the rational equation.
- 
= 
A. {35}
B. {-35}
C. {70}
D. {
}
Mathematics