👍👍A Nice Math Olympiad Exponential Problem, Solving 7^x-11^x=sqrt(77^x-121^x) Differently.

  Рет қаралды 34,771

OnlineMaths TV

OnlineMaths TV

Күн бұрын

Пікірлер: 70
@hogec_enlightenmentarena6975
@hogec_enlightenmentarena6975 Жыл бұрын
Nice procedure @Jakes...👍👍👍
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Many thanks to you sir.
@danielfranca1939
@danielfranca1939 Жыл бұрын
Wow!!! This is great my brother, the sky is your starting point.
@onlineMathsTV
@onlineMathsTV Жыл бұрын
thanks ma, much love.
@chuksnonso2320
@chuksnonso2320 Жыл бұрын
This is really cul, quite different. Nice 👍 work dude and thanks for this approach tutor Jakes.
@onlineMathsTV
@onlineMathsTV Жыл бұрын
My pleasure!
@MeinhartKöster
@MeinhartKöster Жыл бұрын
thank you, very well explained
@bishopisaaccrown7596
@bishopisaaccrown7596 25 күн бұрын
Quite.elaborate
@opulence3222
@opulence3222 Жыл бұрын
Nice work. I solved it using a different approach within a short period of time and still got same results.
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Excellent!....👍👍👍you are the math guru sir.
@VangelVe
@VangelVe Жыл бұрын
Good job. The biggest takeaway for the kids is to be systematic and keep using the techniques and rules they have learned. Practice. Practice. Practice. Thanks.
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Thanks a million sir. Your words of encouragement are well received. Much love❤️❤️💕💕💕
@jakesane.9728
@jakesane.9728 Жыл бұрын
Nice step, but working with log base at first is better than the base 7/11 you introduced.
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Yes, you are right. Thanks for that contribution sir.
@AbiLove-rl7cn
@AbiLove-rl7cn Жыл бұрын
I love master Jakes ...♥️♥️♥️
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Smiles....thanks for loving me. I love you in turn also...💖😍😍
@koestermeinhart4928
@koestermeinhart4928 Жыл бұрын
thank you - very helpful
@onlineMathsTV
@onlineMathsTV Жыл бұрын
We glad you gained some values from this video tutorial sir. Thanks for dropping a comment and we love you so much...❤️❤️💖💖
@masoudghiaci5483
@masoudghiaci5483 Жыл бұрын
❤❤❤❤❤
@nagarajahshiremagalore226
@nagarajahshiremagalore226 8 ай бұрын
Good explaination. But you can reduce the writing steps.
@therichcircle.8819
@therichcircle.8819 Жыл бұрын
Learning this trick is great. Thanks to onlinemathstv once again.
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Thanks for leaving a new skill from our video.
@sarvenozabdulayeva3124
@sarvenozabdulayeva3124 Жыл бұрын
Хорошо 🙂
@krishnapalsingh1644
@krishnapalsingh1644 Жыл бұрын
You have made calculation unnecessarily prolonged and critical
@danielkyei7173
@danielkyei7173 Жыл бұрын
wow! Bro, you've made me love maths
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Wow!!! We are glad to hear this sir. This is our major objective and we are happy it is taking effect in the lives of some of our viewers. We pledge to do more by His grace so long it is within our ability as far as the channel is concern. So, keep watching and we will not disappoint you by His grace. Much love sir.💕💕💕💖💖❤️❤️
@janetedossantoscardoso8444
@janetedossantoscardoso8444 Жыл бұрын
Ótimo
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Thanks for encouraging us sir. We love you❤️❤️💖💖💕💕
@abdelhameedalbotti3367
@abdelhameedalbotti3367 7 ай бұрын
wow
@onlineMathsTV
@onlineMathsTV 6 ай бұрын
Thanks a million sir.
@jonathansmith336
@jonathansmith336 Жыл бұрын
Didn't check your second result, but doesn't what's under the radical need to be greater than or equal to zero ?
@kylekatarn1986
@kylekatarn1986 Жыл бұрын
the two solutions are both acceptable, even from the condtions of existance, after all it is necessary that the argument inside the root must be positive or null, and this is possible only if x
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Wonderful👍👍👍 Many thanks to you sir.
@kylekatarn1986
@kylekatarn1986 Жыл бұрын
@@onlineMathsTV thanks to you for this :)
@ТатьянаС-х6б
@ТатьянаС-х6б Жыл бұрын
77 в ст х -121 в ст х нужно было при извлечении из корня взять по молулю, т к выражение меньше 0. Еще замечание-просьба- очень мелко пишите. 😊 спасибо за работу!
@saurabhsrivastav2567
@saurabhsrivastav2567 Жыл бұрын
How can I do away with sub titles in video
@onlineMathsTV
@onlineMathsTV Жыл бұрын
At the top right hand corner of your screen you will see "CC" touch it and it will stop showing subtitles. Thanks sir.
@saladinayoubi9773
@saladinayoubi9773 Жыл бұрын
c'est bien , mais un peu long à mon gout : Continuez , vous serez plus rapide :)
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Noted sir, I will try to increase my speed and thank you for the advice sir. Much love❤️❤️💖💖💖💕💕
@habeebalbarghothy6320
@habeebalbarghothy6320 Жыл бұрын
But 1= e^bi e, also
@nicogehren6566
@nicogehren6566 Жыл бұрын
nice question
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Thanks sir.
@ToanPham-wr7xe
@ToanPham-wr7xe Жыл бұрын
😮
@bandarusatyanandachary1181
@bandarusatyanandachary1181 19 күн бұрын
We can reduce the steps like this: a^x = m, then logm to base a = x instead of take logs on both sides.
@pastormelesebuno8299
@pastormelesebuno8299 10 ай бұрын
Take a short solution for question because it will be easy
@onlineMathsTV
@onlineMathsTV 10 ай бұрын
Noted, thanks for this wonderful suggestion sir. We love deeply for this sir...💕💕💕
@MaksimovAY
@MaksimovAY 5 ай бұрын
Another solution is to divide both sides by 11^x. If ((7/11)^x -1)=t then the the equation is "t=sqrt(t)" => t is equal either 0 or 1. => x(1)=0; x(2)=lg2/lg(7/11)=lg2/(lg7-lg11)
@ertrthyui5707
@ertrthyui5707 Жыл бұрын
☺вау
@samwelsimon6842
@samwelsimon6842 Жыл бұрын
Nice solution but you are solving very slowly, it bores, can you please increase speed while you are solving
@ertrthyui5707
@ertrthyui5707 Жыл бұрын
Можете ускорить видео в настройках над видео
@gkwugqbfig2vjg332
@gkwugqbfig2vjg332 Жыл бұрын
Merci (SVP) je veux résolu2^x-_3^y=5
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Alright. Thanks for dropping this, the video will come out in no distant time.
@kikeike5309
@kikeike5309 Жыл бұрын
There's a mistake after squaring both sides. By law of indices 11 to power x multiplying by itself give you 11 raised to power x square.
@philipbarrett3675
@philipbarrett3675 Жыл бұрын
Is there a mistake with y square?
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Not too clear with your comment/question sir. Kindly rephrase it for a better understanding sir. Thanks.
@gkwugqbfig2vjg332
@gkwugqbfig2vjg332 Жыл бұрын
lasolution:x=3;y=5 et x=1;y=3 Comment trouverl le 2ème resultat?Merci
@peterlasser
@peterlasser 4 ай бұрын
[√(7^x-11^x)]^2 = |7^x -11^x|
@pearlwoodsword5965
@pearlwoodsword5965 Жыл бұрын
squaring both sides isnt the best solution bcs its only implication
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Noted, but OnlineMathsTV will appreciate it and will be forever grateful to you if and only if you can drop your approach to this challenge sir. Because, @onlinemathsTV we are 100% open to criticisms and corrections for we believe that is the sure way to learn new skills, unlearn outdated skills and to grew. Many thanks and much love @Pearlwood Sword.
@gkwugqbfig2vjg332
@gkwugqbfig2vjg332 Жыл бұрын
Comment trouver x=5ety=3 32_27=5????
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Not too clear with your question sir. Can you kindly rephrase it please?
@gkwugqbfig2vjg332
@gkwugqbfig2vjg332 Жыл бұрын
@@onlineMathsTV Bonjour je dis 2^x_3^y=5 solution x=5;y=3 Comment trouver le deux résultats? Merci
@nageswararaonulu647
@nageswararaonulu647 Жыл бұрын
X=0
@onlineMathsTV
@onlineMathsTV Жыл бұрын
Bravo!!! You the master here
@TorrediPisa52
@TorrediPisa52 Жыл бұрын
Is that necessary to set 77^x - 121^x >=0?
@onlineMathsTV
@onlineMathsTV Жыл бұрын
No sir, we cannot do away with the RHS in solving this challenge, besides that will end up giving us just one solution ignoring the second.
@stefanostefano6317
@stefanostefano6317 10 ай бұрын
Why the condition would forget a solution?
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