Solve the problem.f(x) = log4(x + 6) and g(x) = log4(x - 9).Solve f(x) for x = 10. What point is on the graph of f?
A. {2}, (16, 2)
B. {22}, (2, 22)
C. {2}, (2, 10)
D. {2}, (10, 2)
Answer: D
Mathematics
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Find 
and 
.f(x, y) = xye-y
A. 
= ye-y; 
= xe-y
B. 
= ye-y; 
= xe-y(y - 1)
C. 
= ye-y; 
= xe-y(1 - y)
D. 
= ye-y; 
= - xye-y
Mathematics
Solve the problem.Find the sum of the infinite series 1 + 6r + 3r2 + 6r3 + r4 + 6r5 + 3r6 + 6a7 + r8 . . . for those values of r for which it converges.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Ellen sells $540 worth of clothes and earns $32.40 in commission. What is her commission rate?
A. 7% B. 8% C. 0.6% D. 6%
Mathematics
Find the product. Write the answer in standard form.(5 + i)(5 - i)(2 - 3i)
A. 48 - 72i B. 18 - 92i C. 52 - 78i D. 22 - 98i
Mathematics