Question

Is it into a is equals to cos a minus 18 where to a is a acute angle find the value of a?

Answer 1

if tan 2a cos a 18 where 2a is an acute angle find the value of a

Answer 2

$\bf\huge\ Question:-$

Is it into a is equals to cos a minus 18 where to a is a acute angle find the value of a?

$\bf\huge\ Answer:-$

a=36