Express the distance between the given numbers using absolute value. Then find the distance by evaluating the absolute value expression.13 and 77
A. -|77 - 13| = -64
B. -|13 + 77| = -90
C. |13 + 77| = 90
D. |13 - 77| = 64
Answer: D
Mathematics
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and 
Find 
A. -8 B. -5 C. -40 D. 40
Mathematics
Use a calculator to find a graphical solution to the equation. Express results to the nearest thousandth.3x2 - 5x = -1
A. 2.868, 0.464 B. -0.232, -1.434 C. 1.847, -0.180 D. 1.434, 0.232
Mathematics
Simplify the expression. Assume all variables represent positive real numbers.
- 
+ 
A. 
B. - 
C. 
D. 
Mathematics
Solve the equation by making an appropriate substitution.x-2 + x-1 - 56 = 0
A. {8, -7}
B. {-8, 7}
C. 
D. 
Mathematics