Provide an appropriate response.At the two points (x, y) where the graph of the equation x2 + 2xy + y2 = 36 crosses the x-axis, the tangent lines are parallel. Find the common slope of these tangents.
A. 1
B. 
C. -6
D. -1
Answer: D
Mathematics
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Identify the largest number expressible in a simple grouping system with the specified base and specified number of distinct symbols.base seven, nine distinct symbols
A. 4,782,968 B. 40,353,606 C. 4,782,969 D. 40,353,607
Mathematics
Provide an appropriate response.What is the range of the function y = 
x?
A. [0, ?) B. (-?, ?) C. (-?, 0) D. (0, ?)
Mathematics
Simplify the quotient. Assume all variables represent positive real numbers.
A. 4x2
B. 4x2
C. 4
D. 4x4
Mathematics
Solve the problem.Anne and Nancy use a metal alloy that is 19.2% copper to make jewelry. How many ounces of a 15% alloy must be mixed with a 24% alloy to form 150 ounces of the desired alloy?
A. 80 ounces B. 70 ounces C. 75 ounces D. 82 ounces
Mathematics