Let f(x) = 8x2 - 5x and g(x) = 7x + 9. Find the composite.g[f(-3)]
A. 7050
B. 618
C. 408
D. 1212
Answer: B
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Solve the problem.If x varies inversely as y2, and 
when 
find x when 
A. x = 45 B. x = 50 C. x = 2 D. x = 20
Perform the computation.-378 + 769
A. -1147 B. 1147 C. -391 D. 391
Solve the problem.The president of a certain university makes three times as much money as one of the department heads. If the total of their salaries is $200,000, find each worker's salary.
A. president's salary = $150,000; department head's salary = $50,000 B. president's salary = $100,000; department head's salary = $50,000 C. president's salary = $50,000; department head's salary = $150,000 D. president's salary = $15,000; department head's salary = $5000
Solve the logarithmic equation.log (x - 3) = 1 - log x
A. -5 B. 5 C. -2, 5 D. -5, 2