Question

Foctorise: x²- (a+a¹)x+1​

Answer 1

x²- (a+a¹)x+1​

= x²- (a+a¹)x+1                     ​ [∵ a¹ = a]

= x²- (2a)x+1​

= x²- 2ax + 1​

= x(x - 2a) -1

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Answer 2

Answer:

x²- (a+a¹)x + 1.

= x² - (2a)x + 1.

= x² - 2ax + 1.

= x(x - 2a) + 1.

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