Find the domain of the given function.f(x) = 
A. (-?, 
]
B. (-?, 
]
C. (-?, ?)
D. [
, ?)
Answer: C
Mathematics
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Evaluate the integral.
A. 16 B. -16 C. -32 D. 32
Mathematics
Specify the domain of the function.f(x) = 
A. x > 0 B. x ? -5 C. All real numbers D. x ? 5
Mathematics
Solve.A plane flies 490 miles with the wind and 350 miles against the wind in the same length of time. If the speed of the wind is 27 mph, what is the speed of the plane in still air?
A. 152 mph B. 167 mph C. 162 mph D. 187 mph
Mathematics
Suppose Ingredient I is made up of 80% micoden and 20% water, Ingredient II is made up of 30% micoden, 50% bixon, and 20% water, and these ingredients are mixed together. How much micoden is in the mixture? INGREDIENT I INGREDIENT II MIXTURE 2 lb 11 lb 13 lb?
A. 1.6 lb B. 4.9 lb C. 2.2 lb D. 13 lb E. 3.3 lb
Mathematics