Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
sin (tan-1 u)
A. 
B. u
C. 
D. 
Answer: A
Mathematics
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Use Method I to simplify the complex rational expression.
A. k - 6
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Write the fourth root of the cube of x using rational exponent notation.
What will be an ideal response?
Mathematics
Write the percent problem as an equation and solve.69 is 46% of what number?
A. 1500 B. 150 C. 0.67 D. 67
Mathematics
Find the absolute value of the complex number.z = 13 + i
A. 14
B. 
C. 170
D. 
Mathematics