State the name of the property illustrated.7(x + 5) = 7x + 7 ? 5
A. Identity property of multiplication
B. Distributive property of multiplication over addition
C. Associative property of multiplication
D. Commutative property of multiplication
Answer: B
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Solve.The maximum number of volts, E, that can be placed across a resistor is given by the formula 
where P is the number of watts of power that the resistor can absorb and R is the resistance of the resistor in ohms. If a 
-watt resistor can have at most 60 volts of electricity across it, find the number of ohms of resistance of this resistor.
A. 900 ohms B. 57,600 ohms C. 14,400 ohms D. 240 ohms
Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(11
)(7
)
A. 154
B. 77
C. 154
D. 308
Solve.It is recommended that there be at least 7 square feet of work space for every person in a conference room. A certain conference room is 16' by 16'. Find the maximum number of people the room can accommodate.
A. 37 people B. 36 people C. 57 people D. 47 people
Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero real numbers.
A. 36
B. 
C. 6
D. 96