Simplify.240 ÷ 8 - 2
A. 40
B. 28
C. 234
D. 230
Answer: B
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Find the domain and the range of the relation.
A. Domain: all real numbers; range: y ? 0 B. domain: x ? 0; range: y ? 0 C. domain: all real numbers; range: all real numbers D. domain: x ? 0; range: y ? 0
Find integer bounds for the roots of the following equation.
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?
Please enter your answer as two numbers, separated by a comma.
What will be an ideal response?
Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = -x3(x + 4)2(x - 7)
A. 0, crosses the x-axis; -4, touches the x-axis and turns around; 7, crosses the x-axis B. 0, touches the x-axis and turns around; 4, crosses the x-axis; 7, crosses the x-axis C. 0, touches the x-axis and turns around; -4, touches the x-axis and turns around; 7, crosses the x-axis D. 0, crosses the x-axis; 4, touches the x-axis and turns around; -7, crosses the x-axis
Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 