Mathematics, 18.01.2022 03:00 fergusonemily6433

A) If (a + b) varies as (a - b) directly, prove that (a^2-b^2) varies as "ab" directly. b) If a varies as b directly, prove that (a^2– b^2) varies as "ab” directly

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A) If (a + b) varies as (a - b) directly, prove that (a^2-b^2) varies as "ab" directly. b) If a va...

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