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  • October 8, 2022 at 1:24 pm #22951
    Nikil

      a2+b2 is equal to = ________

      October 8, 2022 at 1:27 pm #22953
      ProtonsTalk
      Keymaster
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        a² + b² = (a + b)² – 2ab.

        Explanation:

        We know the following popular formula

        (a + b)² = a² + b² + 2ab

        So,
        a² + b² = (a + b)² – 2ab.

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