Math, asked by Deepakjha95, 3 months ago

Answer fast. Please answer it as fast as you can.​

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Answers

Answered by Talentedgirl1
2

Answer:

this \: is \: yur \: answer

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Answered by pranavmookonil
0

it's simple

given question

N = √(√5+2) + √(√5-2) /√(√5+1) - √(3-2√2)

squaring both sides

N^2 =

√(√5+2)^2 + √(√5 -2)^2 +2√( √5+2)(√5-2) /√ (√5+1) ^2- √(3-2√2)^2

formula used : (a+b) ^2 = a^2+b^2 +2ab

= √5+2+√5-2+2(√ (√5) ^2 - 2^2) / √5+1 - 3-2√2

= 2√5 + 2(√(5-4) ) /√5+1 - 3-2√2

= 2√5 + 2√1 / √5+1 - 3-2√2 (√1 = 1)

= 2(√5+1) /√5+1 - 3-2√2

= 2 - (3-2√2)

= -1-2√2

= 2√2- 1

now N^2 = 2√2 -1

N = (2√2-1) ^1/2

= √(2√2 -1)

putting value of √2 = 1.414

we get

N = √(2*1.414 - 1)

= √( 2.828 -1 )

= √1.828

= 1.352 (answer)

please recheck it, if wrong please correct me. Best method for u my friend, enjoy.

hope u understood it

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