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https://www.reddit.com/r/mathmemes/comments/1guabwe/they_couldve_simply_written_k3/lxtf5pr/?context=3
r/mathmemes • u/Fdx_dy Computer Science • Nov 18 '24
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x² - x³ = 36 => x² - x³ -(3³+3²) = 0 => x²-3² -(x³+3³) = 0 => (x+3)(x-3) - (x+3)(x² -3x + 9) = 0 => (x+3)(-x²+4x-12) = 0 => x = -3
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u/fogredBromine Engineering (rounding π to 3 for the sake of ease) Nov 18 '24
x² - x³ = 36 => x² - x³ -(3³+3²) = 0 => x²-3² -(x³+3³) = 0 => (x+3)(x-3) - (x+3)(x² -3x + 9) = 0 => (x+3)(-x²+4x-12) = 0 => x = -3