if X square + 1 by x square equals to 2 then find X + 1 by x and x minus one by X
Answers
Answered by
2
Answer:
x=1÷2 +1=2. =2 ones by 1 =1 and =1
Answered by
12
Answer:
Step-by-step explanation:
(x²+1)/x²=2
⇒x²+1=2 x²
⇒ x²=1
⇒ x= ±1
so, when x=1
then
1. (x+1)/x 2. (x -1)/x
= (1+1)/1 =(1-1)/1
=2/1 =0
=2
when x= -1 when x=-1
(-1 +1)/1 = (x-1)/x
=0 = (-1-1) / -1
= -2/ -1
= 1
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