simplify(√3-2√5) (2√3-√5)
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Answer:
(3-2✓5)(2✓3-✓5)
=2×3-✓15-4✓15+2×5
=6+10-5✓15
=16-5✓15 (solved)
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Given = (√3-2√5) (2√3-√5)
= 2√3×√3-√3×√5-2√5×2√3+2√5×√5
= 6-√15-4√15+10
= 16-5√15.
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