If x²+1/x²=3,find the value of x+1/x
Answers
Answered by
2
Answer:
THIS IS HOW TOU DO IT
Step-by-step explanation:
x^2+1/x^2=3
x^+1=3x^2
2x^2=1
x^2=1/2
x=1/root2 or x=-1/root2
WHEN x=1/root2
x+1/x=(1/root2+1)/root2
=(1+root2)/2
WHEN x=-1/root2
x+1/x=(-1+root2)/2
Answered by
0
Step-by-step explanation:
X + Y equal to minus 3 2 x minus 3 Y is equal to 2
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