the product of 3x + y and 9x sqare + y sqare
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Answered by
1
Answer:
:- 3x + 2y * 3x - 2y * 9x2 + 4y2
= (3x + 2y) (3x - 2y) (9x2 + 4y2)
= (3x)2 - (2y)2 (9x2 + 4y2)
= (9x2 - 4y2) (9x2 + 4y2)
= (9x)2 - (4y)2
= 81x2 - 16y2
Answered by
0
Answer: 27x^3 + 3xy + (9x^2)y + y^2
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