Math, asked by 2006shreyac5678, 1 month ago

find the product(4x²+7y²)(3x²-5y²)

Answers

Answered by sunprince0000

1

Answer:

8x²+2y²

Step-by-step explanation:

3x²+5y²+5x²-3y²

=3x²+5x²+5y²-3y²

=8x²+2y²

Hence , (3x²+5y²)×(5x²-3y²) = 8x²+2y²

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Answered by mikeykun

1

Answer:

4x²(3x²-5y²)+7y²(3x²-5y²)

12x⁴-20y⁴+21x²y²-35y⁴

12x⁴+21x²y²-55y⁴

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