factorise 30m²₋78mn₊36n²
Answers
Answered by
2
Answer:
6(5m^2-13mn+6n^2)
=6(5m^2-10mn-3mn+6n^2)
=6{5m(m-2n)-3n(m-2n)}
=6(5m-3n)(m-2n)
Answered by
4
Step-by-step explanation:
Given : 30m²+78mn+36n²
= 6(5m² + 13mn + 6n²)
= 6(5m² + 3mn + 10mn + 6n²)
= 6[m(5m + 3n) + 2n(5m + 3n)]
= 6(m + 2n)(5m + 3n)
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