Question

sin²90+cos²0+tan²45 is equal to

Answer 1

Answer:

sin^2 90+cos^2 0+tan^2 45=1

Step-by-step explanation:

since sin 90°=1

cos 0°=1

tan 45°=1

hope it help you

Answer 2

Answer:

sin^2 90+cos^2 0+tan^2 45=3

Step-by-step explanation:

sin^2 90+cos^2 0+tan^2 45

=1^2+1^2+1^2. (sin90=1,cos0=1,tan45=1)

=1+1+1

=3