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olga nikolaevna [1]
3 years ago
12

Factorise 30n² - 87n + 30can someone help pls quicklythanks ​

Mathematics
2 answers:
Oxana [17]3 years ago
7 0
It is 3(5n-2)x(2n-5)
MariettaO [177]3 years ago
4 0

Answer:

3(5n - 2)  \times (2n - 5)

Step-by-step explanation:

30 {n}^{2}  - 87n + 30

3(10 {n}^{2}  - 29n + 10)

3(10 {n}^{2}  - 4n - 25n + 10)

3(10 {n}^{2}  \times (5n - 2) - 25n + 10)

3(2n \times (5n - 2) - 5(5n - 2))

= 3(5n - 2) \times (2n - 5)

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