Question

Multiply (3x2 + 5y2
) by (5x2 - 3y2)

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Answer 1

Answer:

(5x^2+3y^2)(3x^2+5y^2)

=(5x^2+3y^2)(3x^2+5y^2)

=(5x^2)(3x^2)+(5x^2)(5y^2)+(3y^2)(3x^2)+(3y^2)(5y^2)

=15x^4+25x2y^2+9x2y2+15y4

=15x4+34x2y2+15y4

Answer 2

Answer:

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

2y^2*2x^2

=4x^2y^2

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