here comes a math question
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Anonymous:
denominator ka upar niche multiply karo answet aye ga
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answer is option (b)
refer the pic
hope it'll help
mark it as brainliest..
refer the pic
hope it'll help
mark it as brainliest..
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Answered by
1
Hey there !!
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( √5 – 2 ) / ( √5 + 2 ) – ( √5 + 2 ) / ( √5 – 2 )
= [ ( √5 – 2 )² – ( √5 + 2 )² ] / [ (√5)² – (2)² ]
= [ ( 5 – 4√5 + 4 ) – ( 5 + 4√5 + 4 ) ] / ( 5 – 4 )
= 9 – 4√5 – 9 – 4√5
= –8√5
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Thus, (B) –8√5 is the required answer.
____________________________________
Hope my ans.'s helpful. (^-^)
____________________________________
( √5 – 2 ) / ( √5 + 2 ) – ( √5 + 2 ) / ( √5 – 2 )
= [ ( √5 – 2 )² – ( √5 + 2 )² ] / [ (√5)² – (2)² ]
= [ ( 5 – 4√5 + 4 ) – ( 5 + 4√5 + 4 ) ] / ( 5 – 4 )
= 9 – 4√5 – 9 – 4√5
= –8√5
____________________________________
Thus, (B) –8√5 is the required answer.
____________________________________
Hope my ans.'s helpful. (^-^)
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