1.

Factorize 4x^2+9y^2+16^2+12xy-24yz-16xz

Answer» HELLO DEAR FRIEND .
here is Ur answer .
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given \:  \\ 4 {x}^{2}  + 9 {y}^{2}  + 16 {z}^{2}  + 12xy - 24yz - 16xz \\  \\ sol. \\  =  >( {2x)}^{2}  + ( {3y)}^{2}  + ( { - 4z)}^{2}  + 2(2x)(3y) \\  + 2(3y)( - 4z) + 2( - 4z)(2x) \\  \\ using \: ide. = ( a + b +  {c)}^{2}  =  \\  {a}^{2}  +  {b}^{2}  +  {c}^{2}  + 2ab + 2bc + 2ca \\  \\  =  > 2x + 3y + ( - 4z )^{2}  \\  =  > (2x + 3y - 4z {)}^{2}  \\  =  > (2x + 3y - 4z)(2x + 3y - 4z) \\ answer
Hope it's HELPS you.
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