obtain all the zeroes of x^4 -7x^2 +12 if it is given that two of its zeroes are root
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- x^4-7x^2+12
- (x^2-3) (x^2-4)
- x=+√3,-√3,+2,-2
devika63:
thank you sir but I have to solve by division
please can help me sir
okk I try
two roots is given-√3,√3
equations of can form(x-√3)(x+√3)
=x^2-3
we divide the given equations by( x^2-3)
x^2-3)x^4-7x^2+12(x^2-4
=x^2-4
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