Question

PLZ HELP E!!!!!!! WILL MARK BRAINLIEST

Answer 1

Answer:

sec

x

=

1

cos

x

and  

sin

2

x

+

cos

2

x

=

1

consider the left side

⇒

1

+

1

cos

2

x

×

sin

2

x

=

cos

2

x

cos

2

x

+

sin

2

x

cos

2

x

=

cos

2

x

+

sin

2

x

cos

2

x

=

1

cos

2

x

=

sec

2

x

=

right side

⇒

verified

Step-by-step explanation:

Hope this helps plz mark brailiest if does