Factorise as negative values inside: z2-3z+2=0
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Answered by
1
Step-by-step explanation:
- 3z+2=0
-2z-z +2 =0 (by splitting the middle term)
z(z-2) -1(z-2) (taking common term in both the equation)
(z-2)(z-1)
z=2,1
I,hope it will help you
Answered by
6
z^2 -3z + 2 =0
z^2 -2z -z + 2 =0 { by splittong middle term}
z{z-2} -1{z-2} { taking common term }
{ z-2} { z-1}
so , z = 2,1
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