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Evaluate (2√3 - 4) (2√3 + 4)

Evaluate (2√3 - 4) (2√3 + 4)
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  • A -4
  • B -2
  • C 2
  • D 4
Correct Answer: Option A
Explanation:
2√3 - 4) ( 2√3 + 4)
= 12 + 8√3 - 8√3 — 16
= 12 — 16
= -4
The two expressions in the bracket are conjugate of each other

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