1.

(x-1) (x-3) (x-5) (x-7) - 65 factorise ​

Answer»

ANSWER:

( {x}^{2}  - 3x - x + 3)( {x}^{2}  - 7x - 3x + 21) \\ ( {x}^{2}   - 4x + 3)( {x}^{2}  - 10x + 2) \\  {x}^{4}  -  {10x}^{3}  + 2 {x}^{2}  -  {4x}^{3}  +  {40x}^{2}  - 8x +  {3x}^{2}  - 30x + 6 \\  {x}^{4}  -  {14x}^{3}  +  {45x}^{2}  - 38x + 6



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