how would I factorise
9x²-30xy+25y²
?
Answers
Answered by
3
Step-by-step explanation:
9x^2 - 30xy + 25y^2
= 9x^2 - 15xy - 15xy + 25y^2
= 3x(3x - 5y) - 5y(3x - 5y)
= (3x - 5y)(3x - 5y)
Answer: (3x - 5y)(3x - 5y)
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