Solve the equation.log5 x + log5(3x - 2) = 1
A. 
B. 
C. {-1}
D. 
Answer: B
Mathematics
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Evaluate the expression for the given replacement values.
for x = 8, y = 10
A. -1 B. 142 C. 71 D. 73
Mathematics
Solve the problem.A casserole baked at 375°F is taken out of the oven into a kitchen that is 72°F. After 7 minutes, the temperature of the casserole is 315.9°F. After how many minutes will its temperature be 287°F? Round your answer to the nearest minute.
A. 24 min B. 21 min C. 11 min D. 12 min
Mathematics
Simplify. If an expression does not represent a real number, state this.-
A. 8 B. 64 C. -8 D. not a real number
Mathematics
Give the domain of the function 
.
?
A. domain: all reals with 
and 
B. domain: all reals with 
C. domain: all reals with 
D. domain: all reals with 
E. domain: all reals with 
and 
Mathematics