Solve the equation.
4x + 5 = 9x- 2
A. 
B. 
C. 
D. 
Answer: C
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Graph the function.The relation between the circumference of a circle and its radius is given by c = 2?r. Use the value 3.14 to approximate ?, and plot c as a function of r.
A. 
B. 
C. 
D. 
Solve the problem.An airplane is flying in the direction 11° east of south at 614 km/hr. Find the component form of the velocity of the airplane, assuming that the positive x-axis represents due east and the positive y-axis represents due north.
A. 
B. 
C. 
D. 
Solve.The population of a city has varied considerably in recent years. The data in the table relates the population P to time t, in years. Use a quadratic function fitted to the data to predict the population in year 10. 
A. 58,964 B. 119,000 C. 48,431 D. 81,020
Find the area of the rectangle or square.
A. 15,138 square feet B. 174 square feet C. 7569 square feet D. 348 square feet