hk1109418 hk1109418

16-07-2020
Mathematics

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[tex](5 {x }^{2} + 2 {y}^{2} ) \times (3 {x}^{2} - 7 {y}^{2}) [/tex]

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HumanBein HumanBein

16-07-2020

Answer:

[tex]15x^4 - 29x^2y^2 - 14y^4[/tex].

Step-by-step explanation:

(5x^2 + 2y^2) * (3x^2 - 7y^2)

= 15x^4 + 6x^2y^2 - 35x^2y^2 - 14y^4

= 15x^4 - 29x^2y^2 - 14y^4

= [tex]15x^4 - 29x^2y^2 - 14y^4[/tex]

Hope this helps!

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