Solving Trigonometric Equations

[@ee-tg6zt]

my school hsnt started FM for the year 11's yet so I really appreciate how all of these videos are free.
this will definitely give me a good headstart, thankyyouu

[@Phoneuser1201]

Thank you. You are better than my £30 textbook.

[@nexusmew6454]

Omg you are extremely useful just watched it before p4 exam life save bro

[@Vxrce_7]

Paper 1 tmrw we’re almost there

[@JanaJana-de7yb]

I'm so failing

[@andrewjustin256]

Do you have further mathematics in your A levels?

[@KeepingUpWithKpy]

Very simple to follow easy to understand video u have no idea how much i appreciate this

[@1stClassMaths]

You have no idea how much I appreciate your comment :)

[@rayman-i5j]

I appreciate you carrying my GCSEs last year, will you start posting a level content soon?

[@mmtmohmd4220]

6:12 the exact question came today in the igcse exam paper 2 may/jun 2024💀

[@_User__name802]

This is so helpful. Thank you so much.

[@mannanhanda5564]

This is actually really useful. Thanks!

[@arabellanstuff3604]

This was incredibly helpful for an IB student as well, omg, I understood what I didn’t in several weeks of lessons 🎉

[@1stClassMaths]

Glad it was helpful!

[@Neonitro123YT]

Thank you it was very useful, i have paper 2 tomorrow

[@1stClassMaths]

Good luck!

[@Neonitro123YT]

@@1stClassMaths thank you!

[@C4RN4GE248]

today is the day
Gl

[@Neonitro123YT]

@@1stClassMaths it was a bit hard, but paper 1 was easier

[@halaelabd8415]

IM DOING PAPER 1 TMRW AND PAPER 2 THE NEXT DAY... ANY ADVICE???

[@MuneebMakes]

Wait so with the equation at 13:13, what is the reasoning behind doing both the positive and the negative values of the square root of 0.49?

[@1stClassMaths]

When you square root both sides of an equation you should always consider both positive and negative roots.

[@MuneebMakes]

Oh really right I never actually knew that thanks ​@1stClassMaths

[@nazmamukhtar7974]

thank you😃

[@1stClassMaths]

You're welcome 😊

[@imintoomanyfandoms114]

Scared for paper 3 but we got this!!

[@DARSgames]

bro this was further maths 😂

[@NP_____]

hahaha

[@hz1dz131]

thanks so much king

[@1stClassMaths]

👑Thanks for watching

[@mr.youtube5106]

Thanks so helpful!

[@lenagalyo7059]

tysm

[@d.o.3506]

THX so useful

[@43dl3ntil]

Grade 8 in fm thanks to you!!

[@LemonadeSandwich]

can this come up on a non calc?

[@1stClassMaths]

Only using exact values e.g. cos(x) = 0.5

[@LemonadeSandwich]

@@1stClassMaths okay thanks

[@ericalacore_prettygoddess]

Thanks 😊

[@1stClassMaths]

You're welcome!

[@JohnGood-w8d]

hey I saw this in a gcse maths paper does this come up in the exam?

[@1stClassMaths]

It can do yes. Usually a bit easier than this though.

[@JohnGood-w8d]

@@1stClassMaths okay thank you fo you know how I can revise this

[@seanmchugo9959]

Paper 2 tomorrow 😢

[@Difrizo]

ong we do well brother

[@plentyofwinter]

Not me watching this before my exam💀