factorise the following trionomials: 9d²-6d+1
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Answered by
10
=> 9d^2 -( 3 + 3)d +1
=> 9d^2 -3d -3d +1
=> 3d (3d -1) -1(3d -1)
=> (3d -1)(3d -1)
Hope u like this
so plz make me brainlist
=> 9d^2 -3d -3d +1
=> 3d (3d -1) -1(3d -1)
=> (3d -1)(3d -1)
Hope u like this
so plz make me brainlist
Ithink:
oyeeee sidhu
Answered by
4
9d²-6d+1=0
9d²-3d-3d+1=0
3d(3d-1)-1(3d+1)=0
(3d-1)(3d-1)=0
3d-1=0
d=⅓
9d²-3d-3d+1=0
3d(3d-1)-1(3d+1)=0
(3d-1)(3d-1)=0
3d-1=0
d=⅓
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