Solve the equation by using the quadratic formula.x2 - 8x + 16 = 0
A. {-4}
B. {-4, 4}
C. {4}
D. {-4, 0}
Answer: C
Mathematics
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Find the LCM.4 and 5
A. 9 B. 10 C. 20 D. 4
Mathematics
Graph the solution set of the system.x - 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
= 9
A. {169} B. {85} C. {81} D. {77}
Mathematics
Write an inequality involving the variable x that describes the set of numbers graphed.
A. -2 < x ? 2 B. -2 ? x ? 2 C. -2 ? x < 2 D. -2 < x < 2
Mathematics