Decide whether the relation is a function, and give the domain and range.
A. Not a function; domain: (-?, ?) ; range: (-?, ?)
B. Function; domain: (-?, ?) ; range: (-?, ?)
C. Function; domain: (-?, -3] ; range: (-?, ?)
D. Not a function; domain: (-?, -3] ; range: (-?, ?)
Answer: D
Mathematics
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Find the sum, if it exists.0.45 + 0.0045 + 0.000045 + . . .
A. 
B. 
C. 
D. Does not exist
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Find the y-intercepts and any x-intercepts.f(x) = x2 - 6
A. y-intercept (0, -6), x-intercepts (0, 
) and (0, -
)
B. y-intercept (0, -6), x-intercepts (
, 0) and (-
, 0)
C. y-intercept (0, 6), x-intercepts (
, 0) and (-
, 0)
D. y-intercept (0, -6), x-intercept (
, 0)
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
List the intercepts for the graph of the equation.y = x2 + 9
A. (0, 9) B. (9, 0) C. (0, 9), (-3, 0), (3, 0) D. (9, 0), (0, -3), (0, 3)
Mathematics