Use properties of logarithms to simplify.8log8 2 + 4log4 9
A. 12 log12 11
B. 11
C. 32 log32 18
D. 52
Answer: B
Mathematics
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Solve the equation.4 ln(7x) = 32
A. {e8}
B. {e8/7}
C. 
D. 
Mathematics
Solve. Round to the nearest hundredth, if necessary.According to Ohm's law, the electric current I, in amperes, in a circuit varies directly as the voltage V. When 17 volts are applied, the current is 4 amperes. What is the current when 21 volts are applied?
A. 89.25 amperes B. 42 amperes C. 4.25 amperes D. 4.94 amperes
Mathematics
Use the appropriate addition formula to find the exact value of the expression.sin 
A. - 
B. 
C. 
D. 
Mathematics
Determine between which two consecutive whole numbers each square root lies.
A. 11 and 12 B. 14 and 15 C. 20 and 21 D. 15 and 16
Mathematics