Find the sum.18
+ 
A. 8
B. 8
C. 27
D. 26
Answer: B
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Find the extreme values of the function subject to the given constraint.
A. Maximum: 1 at 
minimum: -1 at 
B. Maximum: 9 at 
minimum: -9 at 
C. Maximum: 1 at 
minimum: -1 at 
D. Maximum: 8 at 
minimum: -8 at 
Solve the system of equations.
A. (0, 1), (1, 0) B. (0, -1), (-1, 0) C. (0, -1), (1, 0) D. (0, 1), (-1, 0)
Determine the discriminant of the quadratic equation. Use the value of the discriminant to determine whether the quadratic equation has two rational solutions, two irrational solutions, one repeated real solution, or two complex solutions that are not real.1 + 2x2 = -2x
A. Two rational solutions B. One repeated real solution C. Two complex solutions that are not real D. Two irrational solutions
What does the circuit symbol in the figure mean?
?
?
A. Battery B. NOR-gate C. AND-gate D. Light E. Switch