Math, asked by rkeshri604, 17 hours ago

if x+1/x=5+√2,find the value of x^3 +1/x^3​

Answers

Answered by DrPlauge
0

Answer:

Given, x−x1=5

Squaring both the sides,

⇒(x−x1)2=52

⇒x2+x21−2(x)(x1)=25

⇒x2+x21=25+2

⇒x2+x21=27

Now,

x3−x31

=(x−x1)[(x)2+(x1)2+(x)(x1)]

=5(27+1)

=140

Step-by-step explanation:

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘꜱ ʏᴏᴜ ᴍᴀʀᴋ ᴍᴇ ᴀꜱ ʙʀᴀɪɴʟɪᴇꜱᴛ ꜰᴏʀ ᴍᴏʀᴇ ᴀɴꜱᴡᴇʀꜱ ꜰᴏʟʟᴏᴡ ᴍᴇ

Answered by krishpmlak
0

Answer:

Step-by-step explanation:

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