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shashank gandhi

· started a discussion

· 1 Months ago

ANSWER IS CORRECT (Question: 388287.0 )

EXPLANATION IS AWESOME.

Question:

If x2 – x – 1= 0, then the value of x3 – 2x + 1  is –  

Options:
A)

2

B)

22    

C)

3

D)

1+52    

Solution:

Ans: (a)

  

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