x+1/x=2.5 find x^2-1/x^2
Answers
Answered by
1
Answer:
-5.4
Step-by-step explanation:
x+1/x =2.5
x+1=2.5x
1=2.5x-x
1=1.5x
1/1.5=x
2/3=x
to find-
x²-1/x²
put the value of x
=(2/3)²-1/(2/3)²
=(4/9)-1/(4/9)
=-5/9 / 4/9
=-5/4
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Answered by
1
Answer:
-5.4
hope it is help you
Step-by-step explanation:
SOLUTION
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