If sec 4A= cosec (A+35 ); 4A is an acute angle Find the va ue of A - Maths - Trigonometric Ratios

Question

If sec 4A= cosec (A+35?); 4A is an acute angle Find the va?ue of A

Rani · Answer

sec4A=cosec (A+35) cosec (90-4A)=cosec(A+35) 90-4A=A+35 90-35=A+4A
55=5A A=11

If sec 4A= cosec (A+35?); 4A is an acute angle. Find the va?ue of A