Math, asked by riddschauhan06, 7 months ago

.If sin θ + sin² θ = 1, then cos² θ + cos θ = ..​

Answers

Answered by AryaPriya06
12

Answer:

Given, sin θ + sin² θ = 1

=> sin θ = 1 - sin² θ = cos² θ

Therefore, cos² θ + cos θ = cos² θ( 1 + cos² θ )

= sin θ( 1 + sin θ )

= sin θ + sin² θ

= 1

Similar questions