Simplify the complex fraction.
A. 
B. 
C. 
D. 
Answer: C
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The graph of a certain function y = f(x) and the zero of that function is given. Using this graph, find a) the x-intercept of the graph of y = f(x) and b) the solution to the equation f(x) = 0.
A. a. -1 b. x = -1 B. a. -2 b. x = 0 C. a. -2 b. x = -2 D. a. 0 b. x = -2
Write the number in the sentence in digits.The volume of water in the lake is thirty-one billion, three hundred seven million, four hundred eighty-seven thousand, five hundred twelve cubic inches.
A. 31,000,307,487,512 B. 31,370,487,512 C. 31,307,487,512 D. 310,307,487,512
Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 4
- 6
B. 5
+ 6
C. 4
- 2
D. 3
- 2
Evaluate the expression.6 - (-2 + 4 ? 4 - 8)
A. -4 B. -16 C. 12 D. 0