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1.)x2+6xy+9y²
2.)125-25
3.)125-x³
4.)( 6x²+x-2)
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* only know about this anwer
*only grade 7
* report
*there is no example about that &only know about this anwer
*explain why did you choose the anwer
*math
*no example anwer & report
1.)x2+6xy+9y²
2.)125-25
3.)125-x³
4.)( 6x²+x-2)
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1. x² + 6xy + 9y²
x² + 2x3y + 3²y²
x² + 2x3y + (3y)²
(x + 3y)²
2. 125 - 25 = 100
3. 125 - x³
5³ - x³
(5 - x) (5² + 5x + x²)
(5 - x) (25 + 5x + x²)
4. 6x² + x - 2
6x² + 4x - 3x - 2
2x (3x + 2) - (3x + 2)
(3x + 2) (2x - 1)