Solve the problem.The power that a resistor must dissipate is jointly proportional to the square of the current flowing through the resistor and the resistance of the resistor. If a resistor needs to dissipate 
of power when 
of current is flowing through the resistor whose resistance is 
find the power that a resistor needs to dissipate when 
of
current are flowing through a resistor whose resistance is 
A. 45 watts
B. 180 watts
C. 405 watts
D. 225 watts
Answer: D
Mathematics
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Translate the statement into an equation. Let the unknown number be represented by x. Then solve the equation for the unknown number.The quotient of some number and 25 is 40.
A. 25x = 40; x = 
B. x + 25 = 40; x = 15
C. 
= 40; x = 1000
D. 
= 25; x = 1000
Mathematics
Graph the exponential function.f(x) = 
|x|
A. 
B. 
C. 
D. 
Mathematics
Add. 65,953 3,773 + 21,990
A. 92,816 B. 91,816 C. 90,716 D. 91,716
Mathematics
Solve the equation 
by using the Square Root Property.
A. 
B. 
C. 
D. 
E. 
Mathematics