Math, asked by ppshome68, 8 months ago

3. If (4a + 5b) (4c – 5d) = (4a – 5b) (4c + 5d), prove that a, b, c, d are in proportion.

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Answered by Sakshisingh027

Answer:

please refer to the attached file for your answer

$<b><body bgcolor=black><marquee scrollamount="3" direction="left"><font color=red></b>hello ..✌$

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Answered by Anonymous

Step-by-step explanation:

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