If x=5+216 then x+1/x
Answers
Answered by
1
Answer:
x=2y+6
x^3-8y^3-36xy-216
=(2y+6)³−8y³−36(2y+6)y−216
=8y³+6³ +3×(2y)²×6+3×2y×6² −8y³−72y²−216y−216
=8y³+216 +3×4y²×6+3×2y×36−8y³ −72y²−216y−216
=8y³+216 +72y²+216y−8y³ −72y²−216y−216
=8y³−8y³ +72y²−72y²+216y −216y+216−216
=0
Answered by
2
Step-by-step explanation:
x+1/x
=(5+216)+1/(5+216)
=221+1/221
=(221×221)+1
221
=4884+1
221
=4885
221
=22.10 (in decimal)
and, 22whole23/221 (in fraction)...
hope it helps......
mark me brainliest......
and plz follow me......
Similar questions