Show transcribed image text Task 2a: Prove the following by using the standard trigonometric identities: 1-cos (2x), tan (x) sin (2x) 1-cos (2x) tan2 () 1 +cos (2x) Page 4 of 5
Task 2a: Prove the following by using the standard trigonometric identities: 1-cos (2x), tan (x) sin (2x) 1-cos (2x) tan2 () 1 +cos (2x) Page 4 of 5





