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1) 2√2 + 5√3 + √2 - 3√3
= 3√2 + 2√3 ans.
2 ) (3 + √3)( 2 + √2 )
= 6 + 3√2 + 2√3 + √6 ans. (multiplying)
3) (3 + √5 ) (3- √5)
using formula, (a + b )( a - b )
= a^2 - b ^2
= (3)^2 - (√5)^2
= 9 - 5 = 4ans.
= 3√2 + 2√3 ans.
2 ) (3 + √3)( 2 + √2 )
= 6 + 3√2 + 2√3 + √6 ans. (multiplying)
3) (3 + √5 ) (3- √5)
using formula, (a + b )( a - b )
= a^2 - b ^2
= (3)^2 - (√5)^2
= 9 - 5 = 4ans.
Anonymous:
i editted my ans. see again
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here is the answer..hello...
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