Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. no solution; ?
B. {(2, 1)}
C. {(-2, -1)}
D. {(1, 2)}
Answer: B
Mathematics
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Find the volume of the solid bounded above by the surface 
and below by the plane region R.
?
; R is the region bounded by 
.
What will be an ideal response?
Mathematics
Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. x16 - x15
B. 
C. x
D. x31
Mathematics
Solve by separating the two absolute values into equal and opposite cases.
= 
A. 
B. {5, 
}
C. ?
D. {- 5, - 
}
Mathematics
Combine like terms.17a - 5b + 12 - 4a - 7 - 2b
A. 13a - 3b + 5 B. -13a - 3b + 5 C. 13a - 7b + 5 D. -13a - 7b + 5
Mathematics