Math, asked by adityasainityyy88, 9 months ago

Factorise each of the following: x² – 64y² using identites​

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Answered by armaanjitsingh
2
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Answered by Anonymous
5

we \: know \: that \:  \\  \\  \huge \bigstar \boxed{ {a}^{2}  -  {b}^{2}  = (a + b)(a - b)} \\  \\  \\ now \\  \\  \\  \\ \huge \bf  {x}^{2}  -  {64y}^{2}  = (x - 64y)(x + 64y) \\  \\  \\ extra \: formulas \:  \\  \\  {(a + b)}^{2}  =  {a}^{2}  +  {b}^{2}  + 2ab \\  \\  {(a - b)}^{2}  =  {a}^{2}  +  {b}^{2}  - 2ab

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