Question

factorise 3x²+20x-63​

Answer 1

Answer:

solving By the splitting mid term

3x^2 - 27x + 7x - 63

3x^2 - 9\times{3} + 7x - 9\times7}

3x (x- 9 ) + 7 (x - 9)

(x - 9) (3x + 7))

{x = 9) (x=−37)

Answer 2

Answer:

pls see the given attachmen

Step-by-step explanation:

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