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shivamsinha

  • 4 years ago

hey ppl ..solve this find l a-b l, lal=2 lbl=3 a.b =4

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  1. y2o2
    • 4 years ago
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    \[|a-b| = \sqrt{(a-b)^2} = \sqrt{a^2 -2ab +b^2} = \sqrt{4 -8 +9} = \sqrt{5}\]

  2. shivamsinha
    • 4 years ago
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    gud 1....

  3. shivamsinha
    • 4 years ago
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    c d oder ques..

  4. y2o2
    • 4 years ago
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    actually this problem is wrong because a = 2 or -2 b = 3 or 3 so a*b = 6 or -6

  5. y2o2
    • 4 years ago
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    b = 3 or -3 *

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