If x = 7+√40 , find the value of √x + 1/√x. class 9 important questions. chapter 1.

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Avi Jain Classes

Avi Jain Classes

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If x=7+√40 find the value of √x+1/√x
After solving the above question, the students are requested to solve the following questions as well to understand the concept even better .
Question :
(√(3+2√2))
• Evaluate root 3 + 2roo...
Question :
(√(5+2√6)) + (√(8-2√15))
• ( Root5 + 2root6 ) + (...
Question :
if x=7-4√3 find the value of √x+1/√x
• Video
Some other important questions from this chapter are as follows:
Question:
If x= √p+2q +√p-2q / √p+2q - √p-2q then show that qx2-px+q=0
• If x= √p+2q +√p-2q / √...
Question:
Rationalise 1/√2+√3+√5
• Rationalise 1/√2+√3+√5...
Question:
Rationalise 1/√7+√6+√13:
• Rationalise 1/√7+√6+√1...
Question:
If both a and b are rational numbers, then find the values of a and b in each of the following cases:
(i) if √3 - 1 / √3 + 1 = a + b√3
(ii) if 3 + √7 / 3 - √7 = a + b√3
• Rationalisation class ...
Question:

Пікірлер: 68
@saranjeetkaur2003
@saranjeetkaur2003 6 жыл бұрын
2a=3b=6c then show that c=ab/a+b
@saranjeetkaur2003
@saranjeetkaur2003 6 жыл бұрын
solve it sir....i want ans
@AviJainClasses
@AviJainClasses 6 жыл бұрын
Let 2^a=3^b=6^c=k(say) Since, 2^a=k . Hence, 2=(k)^1/a. Since, 3^b=k. Hence, 3=(k)^1/b. Since, 6^c=k. Hence, 6=(k)^1/c. Since, 2 x 3= 6 (K)^1/a x (k)^1/b = (k)^1/c (K)^ 1/a + 1/b = (k)^1/c 1/a + 1/b = 1/c a + b / ab = 1/c c = ab / a+b Is it clear ? If no , then please do tell me . I will try to make a video then .
@BlakD3mon
@BlakD3mon 4 жыл бұрын
Thank You Sir! Helped A Lot!! You Are My Favorite Teacher!!!!
@AkashSethi-qd4vv
@AkashSethi-qd4vv 4 жыл бұрын
Thank you sir for the amazing explanation. Certainly the most fav teacher ❤️
@amu5268
@amu5268 Жыл бұрын
Very good explanation....thank you sir🙏😊
@joshithaa5596
@joshithaa5596 4 жыл бұрын
Thanks a lot sir.
@arpitasingh2419
@arpitasingh2419 5 жыл бұрын
if 3√59+3√101+x = 4 find the value of x/4 sir please solve urgently Regards Preeti
@shilpacharak8393
@shilpacharak8393 6 жыл бұрын
Very great channel. It is helping us a lot.
@shystyles9670
@shystyles9670 6 жыл бұрын
thank you sir
@sakshamjain8570
@sakshamjain8570 6 жыл бұрын
thank you sir..
@sonikabhardwaj9858
@sonikabhardwaj9858 4 жыл бұрын
Why r u telling it in a more difficult way
@arjunkhandelwal279
@arjunkhandelwal279 6 жыл бұрын
Factorise x^2 + 1/x^2 + 2. Sir, please solve this.
@arjunkhandelwal279
@arjunkhandelwal279 6 жыл бұрын
It's urgent sir ..
@AviJainClasses
@AviJainClasses 6 жыл бұрын
kzbin.info/www/bejne/iJ-cmX6Pe8uSipo Here is your solution .
@veenakumari2433
@veenakumari2433 5 жыл бұрын
I like this video. But l totally not be understood it
@dineshjha7229
@dineshjha7229 6 жыл бұрын
Thanks
@ArunYadav-A50
@ArunYadav-A50 6 жыл бұрын
यदि(√a+√b)=17तथा(√a-√b)=1 हो तो √ab का मान क्या होगा?
@skyhigh7447
@skyhigh7447 6 жыл бұрын
wrong . X= √5+√2 so, √x= square root of √5+√2
@aviseducationandfitnesstip5969
@aviseducationandfitnesstip5969 6 жыл бұрын
Here x is not equal to root 5 + root 2 .. but root x is equal to root 5 + root 2 ... hope you get it. .
@skyhigh7447
@skyhigh7447 6 жыл бұрын
OK. understood
@ods999yt6
@ods999yt6 3 жыл бұрын
I love you bhai. ...thanks yarr....Bro aapka age kitna hai...
@adarshpandey1834
@adarshpandey1834 Жыл бұрын
Thanks sir your explanation is very nice 🙂🙂
@theop4715
@theop4715 4 жыл бұрын
Watching in 2020
@mygaming5180
@mygaming5180 4 жыл бұрын
Thanks
@madhuparnachakraborty1470
@madhuparnachakraborty1470 3 жыл бұрын
If x = 7+4 root 3 , then find the value of x cubed - 1/ x cubed....Please send the solution of this question, Sir.
@manivannan5671
@manivannan5671 5 жыл бұрын
you teach well, but please put english subtitle.then non hindi students can easily understand
@joeypeanuts3600
@joeypeanuts3600 2 жыл бұрын
sir you are very underrated if it wasn't for you i would have lost a ton of marks in my exam thanks for everything
@allug6127
@allug6127 3 жыл бұрын
Thankyou sir for this video it helped me a lot and your explanation was superb
@madhuparnachakraborty1470
@madhuparnachakraborty1470 3 жыл бұрын
I have a problem Sir.
@bobykumar8808
@bobykumar8808 5 жыл бұрын
Thank you so much sir
@gt4233
@gt4233 4 жыл бұрын
If a=6+2√5 then a/1-1/a=
@Ajay.kumar2009-b2y
@Ajay.kumar2009-b2y 9 ай бұрын
Thanks you sir.
@Manojrawat7415
@Manojrawat7415 Жыл бұрын
Thank-you sir
@arunduttpal
@arunduttpal 6 жыл бұрын
Very helpful thanks a lot god bless you !
@siddhantswaroop4376
@siddhantswaroop4376 4 жыл бұрын
thanks a lot s ir
@shikhas4386
@shikhas4386 2 жыл бұрын
Sir i am arsh
@sibycyriac5982
@sibycyriac5982 4 жыл бұрын
It is useful
@suhailahmad7476
@suhailahmad7476 4 жыл бұрын
If the zeroes of polynomial f(x)=x^3_3ax^2+bx_c are in AP then (a)3a^3=ab+c (b)2b^3=ab+c (c)2a^3=ab_c (d) a^3=2ab_c
@suhailahmad7476
@suhailahmad7476 4 жыл бұрын
Sir plz solve it which is the correct option
@AviJainClasses
@AviJainClasses 4 жыл бұрын
Please see if it helps.... kzbin.info/www/bejne/raqlq3eGh9B1nck Or you just want the answer ?
@pareshpattnaik5865
@pareshpattnaik5865 5 жыл бұрын
Tqs sir for u I can able to complete my work
@shubhangishinde5139
@shubhangishinde5139 4 жыл бұрын
X=38+5√3 find √x
@yogeshdubey5256
@yogeshdubey5256 3 жыл бұрын
if x=4-3√6 then find the value of √x+1/√x
@yogeshdubey5256
@yogeshdubey5256 3 жыл бұрын
Sir please solve this issue
@aviseducationandfitnesstip5969
@aviseducationandfitnesstip5969 6 жыл бұрын
if x = root (p + 2q ) + root (p-2q) / root (p +2q) - root (p-2q), then show that qx2-px+q=0. sir, please provide a video to this question as well.
@AviJainClasses
@AviJainClasses 6 жыл бұрын
Here is the link champ ! kzbin.info/www/bejne/aIexanqKjsuleaM
@user-wr6zf9lg5o
@user-wr6zf9lg5o Жыл бұрын
At last this channel forced me to subscribe very nicely explained 💯💯
@saurabhshekhar6670
@saurabhshekhar6670 3 жыл бұрын
Very good explanation sir , brillant , I felt it hard to do but you make it easy sir thank you ❤️❤️
@jgxxglgzzfitigghkdxk
@jgxxglgzzfitigghkdxk 3 жыл бұрын
Sir,how to find the cubic equation of x^3= 15√3+26?
@7arunnn
@7arunnn 6 жыл бұрын
Thank you sir, this sum helped me allot . The same sum came in my exam for 5 marks .
@killermachine0773
@killermachine0773 6 жыл бұрын
sqrt(x-1 )^2 = 8 + sqrt 28. find the value of x
@arjunkhandelwal279
@arjunkhandelwal279 6 жыл бұрын
Factorise x^8-y^8. Sir, please solve this.
@arjunkhandelwal279
@arjunkhandelwal279 6 жыл бұрын
Its urgent sir ..
@AviJainClasses
@AviJainClasses 6 жыл бұрын
kzbin.info/www/bejne/m2alqohuoJKZmbM Already made a video. Check it out champ !
@shilpacharak8393
@shilpacharak8393 6 жыл бұрын
Very great channel. It is helping us a lot.
@theunknownboy5383
@theunknownboy5383 5 жыл бұрын
but why 3 is not cut with numerator
@ashaoberoi3046
@ashaoberoi3046 5 жыл бұрын
If x=(5√2-7) ,then find x3-1÷×3
@biranjansinha3071
@biranjansinha3071 5 жыл бұрын
How to find root y if value of y is 2+root5
@kokilaskte9565
@kokilaskte9565 5 жыл бұрын
If X=1/3-√5 then find √x+1/√x
@ArunYadav-A50
@ArunYadav-A50 6 жыл бұрын
a=√3-√2/√3+√2है तो a+1/a का मान क्या होगा?
@bhupendersinghpanwar7124
@bhupendersinghpanwar7124 6 жыл бұрын
x=2+√3 then √x+1/√x will be ?? pls sir comments me solve kar dijiye
@AviJainClasses
@AviJainClasses 6 жыл бұрын
I have already uploaded a similar question .. please go through the videos .. if you still have any problem, then please do let me know... I will solve it as soon as possible ❤️
@bhupendersinghpanwar7124
@bhupendersinghpanwar7124 6 жыл бұрын
+Avis education and fitness tips ho gya thanks
@parthverma4667
@parthverma4667 4 жыл бұрын
Sir a crystall clear explanation❄
@yogeshnagwal66
@yogeshnagwal66 6 жыл бұрын
sir your answer is wrong
@kartikmanuja615
@kartikmanuja615 5 жыл бұрын
yogesh nagwal yup
@Hibye-gl9ju
@Hibye-gl9ju 5 жыл бұрын
His answer is right
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