Answer:
The answer is 6 if you need an explanation I have one
If this is a T/F question, then your answer is True .-.
❓❓❓Well think of real life problems?
Answer:
f(x) = + cosx or - cosx
Step-by-step explanation:
(2+tan^2x/sec^2x) -1 =(f(x))^2
=(( 1 + sec^2x)/sec^2x) -1
= 1 / sec^2x + 1 - 1
= 1 / sec^2x
= cos^2x
(f(x))^2 = cos^2x
f(x) = + cosx or - cosx
Consider the <em>fraction</em> first ;




<em>Hence, Option B) is </em><em>required</em><em> </em><em>answer</em>