Solve the equation.
x + 1= 
x - 1
A. - 
B. - 1
C. - 
D. 
Answer: C
Mathematics
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Solve.
= 1 + 
A. {-20, 10} B. {-8, 10} C. {8, -10} D. ?
Mathematics
Give the domain and range of the relation.
A. domain: [0, ?); range: (-?, ?) B. domain: [0, ?); range: [0, ?) C. domain: [0, ?); range: [-1, ?) D. domain: (-?, ?); range: [-1, ?)
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 2.8x + 0.15 B. y = 3x + 0.15 C. y = 3x D. y = 2.8x
Mathematics
Solve the equation. Give a general formula for all the solutions.sin ? = 
A. 
B. 
C. 
D. 
Mathematics