Answer:
Step-by-step explanation:
Find the limit of x to 0 of 4•Sec(4x)^-2
We know that, Sec4x = 1 / Sin4x
Then,
Lim x → 0: 4•(1 / Sin4x)^-2
Lim x → 0: 4•(Sin4x)²
Then,
Lim x → 0: 4(Sin(4×0))²
Lim x → 0: 4(Sin0)²
Lim x → 0: 4
Then, the limit as x → 0 is 4.
The correct answer is 4
Option A
