Question

Q1. Fill in the blanks:

a) sec2

θ - _______

= 1

b) 1+ tan2

θ = _______

c) coses2

θ - ______ = 1

d) cot2

θ = _________

Q2. Prove sec θ√ (1 – sin2

θ) =1

Q3. Evaluate cos2

θ tan2

θ +

tan2

θ sin2

θ in terms of tan θ.

Q4. If = psec θ+qtan θ and

y= p tan θ + qsecθ then

prove that

2

-

2=

2

-

2

.​

Answer 1

Answer:

some one please tell the answer

Step-by-step explanation:

I don't got it