Question

(viii) x - 4x² - x + 1 = (x - 2)3​

Answer 1

Answer:

(viii) x³ – 4x² – x + 1 = (x – 2)³

x³ - 4x² - x + 1 = x³ - 8 - 6x² + 12x

x³ - 4x² - x + 1 - x³ + 8 + 6x² - 12x = 0

2x² - 13x + 9 = 0

It is the form of ax² + bx + c = 0

So, it is a quadratic equation.

ok

Answer 2

Answer:

x-4x-x+1=(x-2)3

বা,x-3x+1=3x-6

বা,x+7=6x

বা,7=6x-x

বা,7=5x

~x=7/5

Step-by-step explanation:

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