Question

help please...................​

Answer 1

Answer:

Option(a)

Step-by-step explanation:

sin∅ + cos∅ = √2cos∅

Move the Left hand part to right hand side.

sin∅ = √2cos∅ - cos∅

Take cos∅ as common.

=> sin∅ = cos∅(√2 - 1)

=> (sin∅/cos∅) = √2 - 1

=> tan∅ = √2 - 1

Hence, the value of tan∅ = √2 - 1

#Hope my answer helped you!