Find the requested number.A number increased by 6 is -3. What is the number?
A. 8
B. -8
C. -9
D. 9
Answer: C
Mathematics
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Evaluate the function at the given value of x.f(x) = 
, f(-2)
A. -3 B. 0 C. 1 D. 3
Mathematics
Calculate the value of the following numerical expression.
- 
? 
A. 
B. 
C. 
D. 
Mathematics
For the functions f(x) and g(x), determine the domain of (f ? g)(x) (the product of f and g).f(x) = 
, g(x) = 9x2 - 5
A. {x ? x is a real number and x ? 5} B. {x ? x is a real number} C. {x ? x is a real number and x ? 0} D. {x ? x is a real number and x ? -9}
Mathematics
Solve the problem.Determine if the number is a perfect square.90
A. Yes B. No
Mathematics