Find and correct the errors in the statement: (a − 4) (a − 2) = a^2 − 8

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Find and correct the errors in the statement: (a − 4) (a − 2) = a2 − 8

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L.H.S. = (a − 4) (a − 2) = (a)2 + [(− 4) + (− 2)] (a) + (− 4) (− 2)

= a2 − 6a + 8 ≠ R.H.S.

The correct statement is (a − 4) (a − 2) = a2 − 6a + 8

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