suryanathkj suryanathkj
  • 01-06-2021
  • Mathematics
contestada

if x+1/x = 2 then x^3 + 1/x^3

Respuesta :

Аноним Аноним
  • 01-06-2021

Answer:

Let p (x) = x + 1 / x = 2

= x + 1 = 2x

= 2x - x = 1

or, x = 1.

let g(x) = x^3 + 1/x^3

since, x = 1

therefore,

g (1) = (1)^3 +1 / (1)^3

= 1 + 1 / 1

= 2 / 1

= 2

So, the answer to your question is 2.

Answer Link
hnori22003
hnori22003 hnori22003
  • 01-06-2021

x + 1 / x = 2

x × ( x + 1 / x ) = x × 2

x + 1 = 2x

x - x + 1 = 2x - x

x = 1

_________________________________

x^3 + 1 / x^3 =

1^3 + 1 / 1^3 =

1 + 1 / 1 =

2 / 1 =

2

Answer Link

Otras preguntas

How do i find the greatest common factor of 150, 275, and 420 ??
find the proportionality of y=7.25x
Which of the following statements is not true?"Whom" can serve as the object of a preposition."Whom" is an object pronoun."Who" and "whom" are personal pronouns
1) fought at Lexington and Concord 2)a formal meeting called for a special purpose 3) complaints against British rule 4) formed to solve the problem of trade
Estimate 46/6,725, then find the quotient.
find the proportionality of y=7.25x
what are three physical properties of aluminum foil
Estimate 46/6,725, then find the quotient.
write the value of the dijit 5 in 657
A mountain climber camped at an elevation of 18,492 feet. the following day the climber descended 2,516 feet to another campsite. Type a numerical expression