Question

if 1+ tan^2 3A = sec ^2 54° where 3A is an acute angle , then the value of A =​

Answer 1

Answer:

Step-by-step explanation:

Hope it helps you

Answer 2

Answer:

B)18

Step-by-step explanation:

We Know that

1+tan²x=sec²x

now ,1+tan²3A=sec²3A

so,

sec²3A=sec²54°

3A=54

A=18