Question

please give answer of this question​

Answer 1

Answer:

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Step-by-step explanation:

40+3x-x²

now, rearranging this , we get

-x²+ 3x + 40

= -x²+8x-5x+40

= -x(x-8) -5(x-8)

= (x-8) -(x+5)

= x=8,5

I hope this will help you .