Question

Brainliest to best answer!

Answer 1

Personally for proving questions especially trigo, i reckon u memorise all of the formulas, esp double angle and half angle.

also, for other types of proving qn like prove d = 1/2 in an a.p, u can always go back to your basics, which is U1 + d = U2.

but, i would say that as long as u practice a lot of questions u should be able to recognise how to prove the questions

Answer 2

Answer:

take your time and always ask for help when needed

Step-by-step explanation: