Solve.The current in amps I drawn by an appliance in the home can be approximated using the formula I = 
,where P is the power measured in watts and R is the resistance measured in ohms. What is the current I if 
watts and 
(Round to three decimal places, if necessary.)
A. 8.944 amps
B. 10.178 amps
C. 11.18 amps
D. 28.284 amps
Answer: A
Mathematics
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Solve.(p + 5)2 = 19
A. 
- 5
B. 
- 
C. 5 ± 
D. -5 ± 
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Solve.For modern automotive engines, horsepower (hp) is calculated as hp = 
.If an engine has a peak horsepower of 310 hp at 5200 rpm, what is the torque of the engine at this speed? (Round to the nearest whole number, if necessary.)
A. 311 lb ft B. 309 lb ft C. 313 lb ft D. 307 lb ft
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Add or subtract as indicated.(17x + 6xy - 19y) - (9x - 24xy - 30y)
A. 8x - 30xy - 49y B. 49xy C. 8x + 30xy + 11y D. 11x - 8xy + 49
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