Give the domain and range of the relation.y = 
A. domain: 
; range: [0, ?)
B. domain: 
; range: [0, ?)
C. domain: (-?, ?); range: 
D. domain: 
; range: (-?, ?)
Answer: A
Mathematics
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Multiply or divide as indicated.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Factor by grouping.xy + y + 7x + 7
A. (7x + 7)(y + 1) B. (x + 1)(7y + 7) C. (x + 7)(y + 1) D. (x + 1)(y + 7)
Mathematics
Use synthetic division to perform the division.
?
?
A. 
B. ?
C. ?
D. ?
E. none of these
Mathematics
A formula is given along with the values of all but one of the variables in the formula. Find the value of the variable not given.A = 
(b + B)h; A = 93, b = 13, B = 18
A. 6 B. 62 C. 234 D. 15.5
Mathematics