please give me the answer of THIS
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@
x=7+4√3
_____
1/x=1/7+4√3
=>7-4√3= 1/x
______
x+1/x
=>(7+4√3)+(7-4√3)
=>14
(√x)²+(1/√x)²=14
_____
(√x+1/√x)²= √x²+1/√x²+2 √x × 1/√x
(√x+1/√x)²=14+2
(√x+1/√x)²=16
√x+1/√x= 4
@:-)
x=7+4√3
_____
1/x=1/7+4√3
=>7-4√3= 1/x
______
x+1/x
=>(7+4√3)+(7-4√3)
=>14
(√x)²+(1/√x)²=14
_____
(√x+1/√x)²= √x²+1/√x²+2 √x × 1/√x
(√x+1/√x)²=14+2
(√x+1/√x)²=16
√x+1/√x= 4
@:-)
Answered by
1
hope this will help you
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