Write the equation that results in the desired transformation.The graph of y = x2, vertically stretched by a factor of 2
A. y = -2x2
B. y = 2x2
C. y = (x - 2)2
D. y = 2(x - 2)x2
Answer: B
Mathematics
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Change the mixed number to an improper fraction.9
A. 
B. 
C. 
D. 
Mathematics
Add.11,238,9748,020,267317,343
A. 22,240,049 B. 22,097,919 C. 24,966,136 D. 22,110,049
Mathematics
Find the domain of the function.f(x) = -6x + 7
A. {x|x > 0} B. all real numbers C. {x|x ? -7} D. {x|x ? 0}
Mathematics
A triangle with vertices at (x1, y1), (x2, y2), and (x3, y3) has area equal to the absolute value of D, where 
. Use this information to solve the problem.Use D to find the area of the triangle shown.
A. 11.0 B. 12.0 C. 11.5 D. 12.5
Mathematics