Evaluate the algebraic expression for the given value(s).5 + 3x, given x = 3
A. 8
B. 4
C. 18
D. 14
Answer: D
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Factor completely, or state that the polynomial is prime.25x2 + 4
A. (5x - 2)2 B. (5x + 2)2 C. prime D. (5x + 2)(5x - 2)
In the circuit below, find fCO and VO if Vin = 42 V, R = 22 K, and C = 0.00015 æF.
a. VO = 29.7 V, fCO = 48.2 KHz
b. VO = 21.0 V, fCO = 48.2 KHz
c. VO = 21.0 V, fCO = 31.7 KHz
d. VO = 29.7 V, fCO = 31.7 KHz
e. VO = 21.0 V, fCO = 34.1 KHz
Provide an appropriate response.List all numbers that must be rejected as possible solutions.
= 
A. -9, 
, 
, 
B. 0, -9, 
, 
, 
C. -9, 
D. There are no numbers that must be rejected.
Solve the problem.If the voltage, V, in an electric circuit is held constant, the current, I, is inversely proportional to the resistance, R. If the current is 240 milliamperes when the resistance is 5 ohms, find the current when the resistance is 30 ohms.
A. 40 milliamperes B. 1434 milliamperes C. 200 milliamperes D. 1440 milliamperes