What is the zeros p(x) of x2-1
Answers
Answered by
15
Solution:-
let,
=> x² - 1 = 0
we know formula
a² - b² = (a - b ) (a + b )
so now,
take a 1² which is also 1
=> x² - 1² = 0
(by formula)
=> ( x - 1 ) ( x + 1 ) = 0
=> x - 1 = 0 or x + 1 = 0
=> x = 1 or x = - 1
i hope it helps you.
Answered by
0
ok....i will send soon
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