1/✓9 - ✓8 is equal to
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Answer: 1/✓9 - ✓8
= HERE WE WILL BE RATIONALIZING THE FACTORS,
= 1/ ✓9 - ✓8 × ✓9 + ✓8 / ✓9 +✓8
= ✓9 + ✓8/ (✓9)² - (✓8)² [ ∵ HERE WE USE( a+b)(a-b)=a²-b²]
= ✓9 + ✓8 / 9-8
= ✓9 + ✓8 / 1
= ✓9 + ✓8
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