Question

2x^2+x-45 factorise​

Answer 1

Answer:

2x² + x – 45

= 2x² + x (10 – 9) – 45

= 2x² + 10x – 9x – 45

= 2x (x + 5) – 9 (x + 5)

(2x – 9) (x + 5)

Step-by-step explanation:

The answer is

$(2x - 9)(x + 5)$

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Answer 2

Answer:

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Step-by-step explanation:

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