Math, asked by Ankushsingh00, 1 month ago

if x=9-4√5,find the value of x²+1/x²

Answers

Answered by mchoubey145

0

Step-by-step explanation:

x=9-4√5

x²=(9-4√5)²

=81-80

= 1

x²+1/x²= 1+1/1

= 2/1

=2

Previous Question

Next Question

Similar questions

Math, 25 days ago

(iv) x-x- (2+2)x+ 2 is ka answer chahiye...

English, 25 days ago

3. According to author, what does the phrase "a nice cup of tea refer to"?

Environmental Sciences, 25 days ago

ध्यान के लिए कौन सा आसन उपयोगी है हलासन ताड़ आसन पद्मासन नौकासनध्यान के लिए कौन सा आसन उपयोगी होता है ...

Math, 1 month ago

guys answer plz if you can't see the question just tap at the top of my name...

Physics, 1 month ago

A 16.0 kg rock is at the top of a 42.0 m. tall hill and is dropped off the cliff. At what speed will the rock hit the ground? (HINT: Think energy conservation)...

Social Sciences, 9 months ago

what is the difference between cabinate minister, minister of state and minister of state independent ?

Math, 9 months ago

d. The collection OT 3. Which of the following sets is an infinite set? a. set of divisors of 24 b. Set of all real numbers which lie between 1 and 2 c. Set of all human beings living in India d. set of all water molecules in the sea. which of the following statements is in...

Biology, 9 months ago

prepare a brief report on "pulse polio programme"...