Question

Trigonometry tips for easy identification

Answer 1

Step-by-step explanation:

Tip 1) Always Start from the More Complex Side.

Example Q1) Prove the identity tan⁴x = sec²x (tan²x-1)+1.

Tip 2) Express everything into Sine and Cosine.

Tip 3) Combine Terms into a Single Fraction.

Tip 4) Use Pythagorean Identities to transform between sin²x and cos²x.

Tip 5) Know when to Apply Double Angle Formula (DAF

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Answer 2

Answer:

In trigonometry tables

sin@------->. intha this direction

<---------cos@. you can note that

same in tan and cot

if we sin@ / Cos @= tan @

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