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  5. 求め方を教えて欲しいです💦🙇‍♀️
Mathematics
Junior High
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Clearnote User
Clearnote User

求め方を教えて欲しいです💦🙇‍♀️

9(x-100)²-4 -4=0 3

Answers

✨ Best Answer ✨

BaSO4
BaSO4

9(x^2-20x/3+100/9)-4=0
9x^2-60x+96=0
3x^2-20+32=0
(x-4)(3x-8)=0
x=4,8/3

BaSO4
BaSO4

x=4,8/3

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