1. (3x-5y)(3x+5y)
9x²+15xy-15xy-25y
= 9x² - 25y
2. (6x-2y)(6x+2y)
36x²+12xy-12xy-4y²
= 36² - 4y²
Maaf kalau salah
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1. (3x-5y)(3x+5y)
9x²+15xy-15xy-25y
= 9x² - 25y
2. (6x-2y)(6x+2y)
36x²+12xy-12xy-4y²
= 36² - 4y²
Maaf kalau salah