Simplify the expression. (Remember the order of operations.)?-3? - 52 - (-8 - 9)
A. -5
B. -39
C. -11
D. -23
Answer: A
Mathematics
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Solve the problem.Given 
f(x) = Ll, 
f(x) = Lr , and Ll = Lr, which of the following statements is false? I. 
f(x) = Ll II. 
f(x) = Lr III. 
f(x) does not exist.
A. none B. II C. III D. I
Mathematics
Perform the indicated operation. Simplify if possible.
- 
A. 
B. 
C. 
D. 
Mathematics
Add and simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Write in scientific notation.0.0000020119
A. 2.0119 × 10-7 B. 2.0119 × 10-6 C. 2.0119 × 106 D. 2.0119 × 10-5
Mathematics