Provide an appropriate response.Exactly how many of the following equations are guaranteed to be equivalent to x2 - 2x = 3?I.x(x - 2) = 3II.x - 2 = 3III. x3 - 2x2 = 3xIV. x2 - 2x + 3 = 0
A. one
B. two
C. three
D. all
E. none
Answer: A
Mathematics
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Divide, if possible. Write the answer in simplest form.14 ÷ 
A. 5
B. 
C. 4
D. 3
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Solve the polynomial inequality. Express the solution in interval notation.(x + 4)(x - 4)(x - 5) > 0
A. (-?, -4) ? (4, 5) B. (5, ?) C. (-?, 4) D. (-4, 4) ? (5, ?)
Mathematics
Evaluate the expression.P(13, 13)
A. 3.1135104e+09 B. 6.2270208e+09 C. 13 D. 1
Mathematics
Solve the problem. Round to the nearest tenth if necessary.By switching service providers, a family's telephone bill decreased from about $50 a month to about $45. What was the percent of decrease?
A. 11.1%
B. 10%
C. 11%
D.
| 5% |
Mathematics