Use synthetic division to decide whether the given number is a solution of the given equation.x3 + 7x2 - 16x + 18; x = 2 + i
A. Yes
B. No
Answer: B
Mathematics
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Write a set of inequalities to describe the region.
?
Rectangle: vertices at 
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find ?y and f '(x) ?x for the given function.y = f(x) = 3x + 2, x = 9, and ?x = 2
A. 10; 10 B. 6; 6 C. 8; 6 D. 10; 6
Mathematics
Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.x + y = -1x - y = 17
A. {(8, 9)} B. {(8, -9)} C. {(x, y) | x + y = -1} D. ?
Mathematics
Graph the inequality on a number line. Then write the solution using interval notation.x > -5
A. (-5, ?)
B. [-5, ?)
C. (-?, -5)
D. (-?, -5]
Mathematics