Round off a measurement of 1005mL to three significant digits.
A. 1000mL
B. 10
0mL
C. 1100mL
D. 1010mL
Answer: D
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If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one." 
A. Not one-to-one
B. 
C. 
D. 
Find a formula for f-1(x).f(x) = x3 - 2
A. f-1(x) = 
B. f-1(x) = 
+ 2
C. f-1(x) = 
D. f-1(x) = -x3 + 2
Solve the system by the elimination method or a combination of the elimination and substitution methods.x2 + 4xy + 2y2 = 1 x2 - 4xy - 2y2 = 1
A. {(1, 0), (-1, 0), (1, -2), (-1, 2)} B. {(1, 1), (-1, -1), (1, -2), (-1, 2)} C. {(1, 0), (1, 1)} D. {(1, -2), (-1, 2)}
If a bag of chips costs c dollars and a bottle of orange juice costs j dollars, evaluate the expression c + j to find the total cost of the two items.Chips: $1.75, orange juice: $2.95
A. $3.70 B. $4.70 C. $4.60 D. $3.60