Use a right triangle to write the expression as an algebraic expression. Assume that x is positive and in the domain of the given inverse trigonometric function.sin(tan-1 x)
A. 
B. 
C. 
D. x
Answer: A
Mathematics
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Solve.The average cost per tape, in dollars, for a company to produce x sports videotapes is given by the functionA(x) = 
for x > 0
Graph the function on the interval (0, ?) and complete the following:A(x) ? 
as x ? ?.
A. 
A(x) ? 16 as x ? ?.
B. 
A(x) ? 0 as x ? ?.
C. 
A(x) ? 11 as x ? ?.
D. 
A(x) ? 1 as x ? ?.
Mathematics
Evaluate the expression without using a calculator.
?
A. 
B. 
C. 
D. 78125
E. -78125
Mathematics
Find y in terms of x.
= 
- 
, curve passes through (0, 10)
A. y = 
x3/2 - 
+ 10
B. y = 
x3/2 - 2
+ 10
C. y = x3/2 - 2
+ 10
D. y = 
x2 - 2
Mathematics
Multiply measurements of 12.38m and 4.35m and round appropriately.
A. 54m2 B. 53.0m2 C. 53.9m2 D. 53.853m2
Mathematics