Use absolute value notation to define the interval (or pair of intervals) on the real number line.
?
All real numbers within 6 units of 11
?
A. ?|x - 11|> 6
B. ?|x + 11|> 6
C. ?|x - 11| ? 6
D. |x - 11| ? 6
E. |x - 11|< 6
Answer: E
Mathematics
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Express the number in scientific notation.892,784,000,000
A. 8.92784 × 109 B. 8927.84 × 108 C. 892.784 × 109 D. 8.92784 × 1011
Mathematics
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = (x + 1)2 - 4
A. (1, -4) B. (-1, -4) C. (1, 4) D. (-1, 4)
Mathematics
Solve the inequality graphically. Round solutions to the nearest tenth if necessary.
> 15
A. {x
}
B. {x
}
C. {x
}
D. {x
}
Mathematics
Find an equation for the ellipse described. Graph the equation.Center at (-2, 3); focus at (-7, 3); contains the point (-8, 3)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics