Find the domain of the function. Express the answer in interval notation.f(x) = 
A. [-19, ?)
B. (-?, ?)
C. [19, ?)
D. [0, ?)
Answer: C
Mathematics
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Sketch the graph of the equation in the rectangular coordinate system in three dimensions.x2 + y2 + z2 = 4
What will be an ideal response?
Mathematics
Find the slope of the line through the pair of points.(7, -3) and (-5, 6)
A. - 
B. 
C. 
D. - 
Mathematics
Solve the rational equation. Be sure to verify the results.
- 
= 
+ 
A. {-1} B. {1} C. {0, 1} D. {0, -1}
Mathematics
Find the solution of the system of equations on the graph. If there is no solution, state this.
A. (-3, 5) B. No solution C. (3, 5) D. (-3, - 5)
Mathematics