Expand each of the following using suitable identity:
(i) (x+2y+4z)²
(ii) ( 2x - y+z)²
(iii) (-2x+3y2z)²
(iv) (3a-7b-c)²
(v) (-2x+5y-3z)²
(VI) (¼a - ½b + 1)²
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shivangi6699:
aur thodi der me deti hoo
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