Find the limit of the function by using direct substitution.
(x2 - 5)
A. 5
B. Does not exist
C. -5
D. 0
Answer: C
Mathematics
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Find the character of the roots.8y2 = 3y - 6
A. Two different imaginary solutions B. Two different irrational solutions C. Two different rational solutions D. Exactly one rational solution
Mathematics
Use the graph to identify domain and range.
A. domain: [- 4, ?) range: (-?, ?) B. domain: (- 4, ?) range: (-?, ?) C. domain: (-?, ?) range: (- 4, ?) D. domain: (-?, ?) range: [- 4, ?)
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 23
B. 
C. 
D. 23
Mathematics
Solve the problem.A rectangular plot of land is 64 yards wide by 94 yards long. Find the length of the diagonal rounded to the nearest tenth of a yard when appropriate. 
94 yd
A. 112.6 yd B. 68.8 yd C. 113.7 yd D. 158 yd
Mathematics