hi, the question i've got is:

the polynomial has (x - 2) as a factor

find the exact values of the roots of the equation

could someone show me step by step how you would arrive at the answer please? thankyou

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- September 19th 2009, 12:10 PMmarkvalues of roots
hi, the question i've got is:

the polynomial has (x - 2) as a factor

find the exact values of the roots of the equation

could someone show me step by step how you would arrive at the answer please? thankyou - September 19th 2009, 12:31 PMe^(i*pi)
- September 19th 2009, 12:36 PMmark
i already did that bit, the answer in the book is , and

any ideas on how to arrive at that answer? - September 19th 2009, 12:49 PMe^(i*pi)
- September 19th 2009, 01:04 PMmark
ok thanks, how would you get to and from though? what formula would you use?

- September 19th 2009, 01:34 PMe^(i*pi)
- September 19th 2009, 01:51 PMmark
ahhhh the quadratic formula, thanks for the help