Solve.If y varies inversely as x, and y = 6 when x = 49, find y when x = 7.
A. 
B. 
C. 42
D. 
Answer: C
Mathematics
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Write in exponential form.13 ? 13 ? 13 ? 13
A. 413 B. 131 C. 134 D. 4 ? 13
Mathematics
Find the root form of the polynomial function f whose real roots and y-intercept are given on the graph.
A. f(x) = -2(x - 2)(x + 1) B. f(x) = (x - 2)(x + 1) C. f(x) = (x + 2)(x + 1) D. f(x) = (x + 2)(x - 1)
Mathematics
Use the information given about the angle ?, to find the exact value of the indicated trigonometric function.cos ? = - 
, ? in quadrant II Find sin 2?.
A. - 
B. - 
C. 
D. 
Mathematics
Find the equation of the line tangent to the graph of the function at the indicated point.y = 4
- 5
at (16, 236)
A. y = 
x - 138
B. y = 
x - 168
C. y = 
x - 158
D. y = 
x - 128
Mathematics