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mammu1234:
areyy wt happened Varshini 10 problem pettala
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hii!!
plz refer to the attachment ↑↑↑
I hope it will help u.. :))
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(x+5)(x+2)[By using 4th identity]
x²+(5*2)x+(5*2)
x²+10x*10
✔️(x - 5)(x - 5) [By using 2nd identity]
x² - 2(x*5)+5²
x² - 10 x + 25
✔️(x²+1/x²)(x² - x²)[By using 3rd indentity]
(x²)² - (1/x²)²
x⁴ - 1/x⁴
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