Find the domain of the function.f(x) = ln (10x - x2)
A. x ? 10
B. 0 < x < 10
C. -10 ? x < 0
D. -10 < x < 10
Answer: B
Mathematics
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In a recent pretrial run for the world water speed record, the velocity of the Sea Falcon II t seconds after firing the booster rocket was given by
?
ft/sec. Find the distance covered by the boat over the 5-second period after the booster rocket was activated.
Hint: The distance is given by 
.
What will be an ideal response?
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Perform the operation and write the result in standard form.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Use the indicated property to provide a new expression equal to the given expression. 8x + 4; commutative law for multiplication
A. 4x + 8 B. x(8) + 4 C. 4 + 8x D. 4 + x(8)
Mathematics