Question

evaluate:4-tansquareteta+secsquareteta​

Answer 1

Answer:

5

Step-by-step explanation:

1+tan²x-tan²x+4

=1+4

=5

Answer 2

Answer:

5

Step-by-step explanatio

we can also write as

4 +(sec²θ - tan²θ)

as we know

sec²θ-tan² = 1

so, 4+1 =5