Solve.x varies inversely as y2. If x = 4 when y = 24, find x when y = 4.
A. x = 6
B. x = 96
C. x = 144
D. x = 64
Answer: C
Mathematics
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Write the vector v in terms of i and j whose magnitude 
and direction angle ? are given.
= 7, ? = 225°
A. v = - 
i - 
j
B. v = - 
i - 
j
C. v = - 
i - 
j
D. v = 
i + 
j
Mathematics
Sketch a graph of a single function that has these properties.(a) defined for all real numbers(b) decreasing on (-?, 0)(c) increasing on (0, ?)(d) concave downward on (-?, 0) ? (0, ?)(e) f(0) = f'(0) is undefined
What will be an ideal response?
Mathematics
Solve the rational inequality. Express the solution in interval notation.
> 0
A. (1, ?) B. (-?, -7) ? (1, ?) C. (-7, 1) D. (-?, -7)
Mathematics
Find an algebraic expression equivalent to the given expression.tan (arcsec u)
A. 
B. 
C. 
D. 
Mathematics