Factor, if possible.y2 - 36
A. (y + 36)(y - 36)
B. (y - 6)(y - 6)
C. (y2 + 6)(y2 - 6)
D. (y + 6)(y - 6)
Answer: D
Mathematics
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Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 9
C. 58x
D. 
Mathematics
Evaluate the expression for the given values. If necessary, round to the nearest tenth.3x + 7y + 8; x = 2, y = 9
A. 49 B. 74 C. 77 D. 21
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Determine whether the relation represents a function. If it is a function, state the domain and range.{(-3, -7), (1, 5), (5, -4), (8, -1)}
A. function domain: {-7, 5, -4, -1} range: {-3, 1, 5, 8} B. function domain: {-3, 1, 5, 8} range: {-7, 5, -4, -1} C. not a function
Mathematics
A table of values of an increasing function f(x) is shown. Use the table to find an upper estimate of:
Mathematics