Question

Find the value of 79²-43²​

Answer 1

Answer:

4392

Step-by-step explanation:

79^2-43^2

=(79+43)(79-43)(using a^2-b^2=(a-b)(a+b)

122×36

=4392

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Answer 2

79²-43² = (79-43) × (79+43) [ a²-b² = (a-b) ×(a+b) ]

79²-43² = 36 × 122 = 4392

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