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Complete the square to rewrite a quadratic
Grade Level
SAT Prep
M122 Complete the square to rewrite a quadratic
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The expression 5x
2
- 4x - 12/5 is rewritten by completing the square. What vertex-related conclusion follows?
A
The maximum value is -16/5, occurring when x = 2/5.
B
The minimum value is -16/5, occurring when x = -2/5.
C
The minimum value is -16/5, occurring when x = 2/5.
D
The minimum value is -12/5, occurring when x = 2/5.
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