Solve. As the temperature of a light bulb's filament increases from T1 to T2, the energy that the filament radiates increases by the expression 
Simplify the expression.
A. kT24 - kT14
B. kT14 - kT24
C. kT24 + kT14
D. kT24 + 2kT1T2 + kT14
Answer: A
Mathematics
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A. 
B. 
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D. 
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A. 
B. 
C. 
D. 
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Find the square.(2a - 11)2
A. 2a2 - 44a + 121 B. 4a2 + 121 C. 2a2 + 121 D. 4a2 - 44a + 121
Mathematics