Math, asked by krish4686, 9 months ago

(5+√7)(2+√5) please answer now its urgent please​

Answers

Answered by RifaBorbora
0

Answer:

10 + 5 \sqrt{5}  + 2 \sqrt{7}  +  \sqrt{35}

Step-by-step explanation:

(5 +  \sqrt{7} )(2 +  \sqrt{5} ) \\  = 10 + 5 \sqrt{5}  + 2 \sqrt{7}  +  \sqrt{35}

Answered by 007Boy
1

Question :-

(5 +  \sqrt{7} )(2 +  \sqrt{5} )

Solution :-

(5 +  \sqrt{7} )(2 +  \sqrt{5} ) \\  \\  = 10 + 5 \sqrt{5}  + 2 \sqrt{7}  +  \sqrt{35}  \\  \\  = 10 + 5 \times 2.23 + 2 \times 2.64 + 5.91 \\  \\  = 32.38 \:  \:  \:  \: ans

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