Question

without actually squaring find the value of (45sq - 44sq)​

Answer 1

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Step-by-step explanation:

${45}^{2} - {44}^{2} \\ ( {a}^{2} - {b}^{2} ) = (a + b)(a - b) \\ = (45 + 44)(45 - 44) \\ = 89 \times 1 \\ = 89ans :$

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