Fundamental Identities, Round 1

sin² Θ + cos² Θ =

• 1

• 0

• -1

• tan² Θ

• tan Θ

• cot Θ

• 1

• none of these

• tan Θ

• cot Θ

• 1

• none of these

• cos Θ

• csc Θ

• sec Θ

• none of these

• sin Θ

• csc Θ

• sec Θ

• none of these

• sin Θ

• cos Θ

• csc Θ

• none of these

• none of these

1 + tan² Θ =

• cot² Θ

• sec² Θ

• csc² Θ

• none of these

cot² Θ + 1 =

• sec² Θ

• csc² Θ

• tan² Θ

• none of these

• none of these