Question

factorise 10x^2-31x-132​

Answer 1

Answer:

Step-by-step explanation:

10x^2-31x-132

10x^2=24x-55x-132

2x(5x+12)-11(5x+12)

(5x+12)(2x-11)=0

x= -12/5 and x= 11/2

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