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Clearnote
Q&A
Junior High
Mathematics
⑨何回やってもできません 解説おねがいします🤲🏻
Mathematics
Junior High
almost 3 yearsago
08受験生
⑨何回やってもできません
解説おねがいします🤲🏻
5x41+:0 48xt 6:0 © (x + 1)(x - 2) = 2x(x-2) 9 X = 1² - 2x + x =2= 22² = 4x 452 22-2x+2+4x-2 362 24 X = -X²-3x-220 2 10 x² - 6x + 3 = 0 36-4×3 -6²-4x1x3 - SI T' 2 3±1172 .2.1 +5k- x = 31/6 -2 3x² X G 3 BI
Answers
ぽーちき
almost 3 yearsago
これでいいと思います。
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