Question

answer fast 100 points​

Answer 1

Step-by-step explanation:

2x=secΦ

x=secΦ/2

2/x=tanΦ

1/x=tanΦ/2

2[(secΦ/2)^2-(tanΦ/2)^2]

2(sec^2Φ-tan^2Φ)/4)

2(1)/4

1/2

Answer 2

2x=secΦ

x=secΦ/2

2/x=tanΦ

1/x=tanΦ/2

2[(secΦ/2)^2-(tanΦ/2)^2]

2(sec^2Φ-tan^2Φ)/4)

2(1)/4

1/2