Please help me im genuinly so stuck on this type of question

[modest mango]

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[tired dew]

umm

[fallow shell]

.

[tired dew]

u could simplify by multiplying cos^2 x on both sides

[fallow shell]

Our teacher said to just focus on one side

[tired dew]

hmm

[fallow shell]

Maybe thats wrong thi

My teacher isnt always right as im learning now

[tired dew]

well i cd send the ppr solution for better understanding

?

[fallow shell]

What

[tired dew]

ahh nvm

[fallow shell]

U want me to send mark scheme?

[tired dew]

no

i meant i will send it written on a ppr

[fallow shell]

Alr thx

[tired dew]

a pic of the solution

[fallow shell]

Ill retry it now but i dont think i can do it atm

Wait nvm i solved it after using mark scheme to help

Turns out u just have ti to turn the cos into sin by rearranfing

Sin sqr + cos sqr is 1

[tired dew]

Tru

Or u cd have used both sides

[fallow shell]

yea ig