x= root under 7+4root under3 then x+1/x= 4,3,2,6
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Ur question is not clear to me.
=>x=√7+4√3
=>1/x=1/(√7+4√3)
=(√7-4√3)/(49-48)=√7-4√3.
=>x+1/x=2√7.
=>x=(√3)^2+ (2)^2 + 2.2.√3=(√3+2)^2
=>1/x=(√3)^2+(2)^2-2.2.√3=(√3-2)^2
Hope it helps
=>x=√7+4√3
=>1/x=1/(√7+4√3)
=(√7-4√3)/(49-48)=√7-4√3.
=>x+1/x=2√7.
=>x=(√3)^2+ (2)^2 + 2.2.√3=(√3+2)^2
=>1/x=(√3)^2+(2)^2-2.2.√3=(√3-2)^2
Hope it helps
Answered by
0
Answer:
Step-by-step explanation:15-28x=36
15-36=28x
21=28x
21÷28=x
3/4=x
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