For the function f whose graph is given, determine the limit.Find
f(x).
A. 1
B. -1
C. does not exist
D. 0
Answer: D
Mathematics
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Simplify the expression.
?
?
Write the answer without using negative exponents. Assume that the variable is restricted to those numbers for which the expression is defined.
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Perform the indicated operation and write the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the least common denominator (LCD).
, 
A. (r + 8)2 B. r(r + 1)(r + 8) C. r(r + 8)2 D. r(r + 8)
Mathematics
Factor.x2 + 2x - 15
A. (x - 5)(x + 1) B. (x - 5)(x + 3) C. x2 + 2x - 15 D. (x + 5)(x - 3)
Mathematics