Question

without actual squaring find the value of 42 square - 41 square​

Answer 1

Step-by-step explanation:

$we \: know \: that = > \\ {a}^{2} - {b}^{2} = (a + b)(a - b) \\ {42}^{2} - {41}^{2} \\ (42 + 41)(42 - 41) \\ 83 \times 1 \\ 83 \\ \\ \\ \\ hope \: it \: helps \: uh$

Answer 2

Step-by-step explanation:

42-41square ...

1 square .....

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