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# lol help watch

1. I have been staring at probably the most simplest question for the last 20 mins yet I still cant work it out. Too many past papers have numbed my brain

how the **** do they equal each other

2. (Original post by Daniel9998)
I have been staring at probably the most simplest question for the last 20 mins yet I still cant work it out. Too many past papers have numbed my brain

how the **** do they equal each other

Multiply by (tan^2(theta))/(tan^2(theta))
3. (Original post by Daniel9998)
I have been staring at probably the most simplest question for the last 20 mins yet I still cant work it out. Too many past papers have numbed my brain

how the **** do they equal each other

Multiply the numerator and denominator by tan^2theta.
The numerator becomes 2/tantheta*tan^2theta = 2tantheta
the denominator becomes 1/tan^2theta*tan^2theta - 1*tan^2theta = 1 - tan^2theta, as required.
4. (Original post by HapaxOromenon)
Multiply the numerator and denominator by tan^2theta.
The numerator becomes 2/tantheta*tan^2theta = 2tantheta
the denominator becomes 1/tan^2theta*tan^2theta - 1*tan^2theta = 1 - tan^2theta, as required.
(Original post by 13 1 20 8 42)
Multiply by (tan^2(theta))/(tan^2(theta))
Cheers you beauties

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