Simplify.p - 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Perform the operation. Write the answer as a fraction in lowest terms.
? 
A. 
B. 
C. 
D. 1
Mathematics
Solve the problem.If the resistance in an electrical circuit is held constant, the amount of current flowing through the circuit is directly proportional to the amount of voltage applied to the circuit. When 
are applied to a circuit, 
of current flow through the circuit. Find the new current if the voltage is increased to 
A. 220 mA B. 209 mA C. 240 mA D. 55 mA
Mathematics
Solve.You make a deposit of $90 into your checking account and you write a check for $40. What is the overall effect of these two actions?
A. -$130 B. -$50 C. $130 D. $50
Mathematics
Find the exact value of the expression. Do not use a calculator.sin 
- cos 
A. 0
B. 1
C. 
D. 
Mathematics