Question

if cosec A = √2 , find the value of 2sin^2 A+3 cot^2A/ 4(tan^2A-cos^2A).​

Answer 1

Answer:

Step-by-step explanation:

cosec A = √2

A=45 then

2sin² A+3 cot²A/ 4(tan²A-cos²A).​

=2(1/√2)²+3(1)²/ {(4(1²-(1/√2)² }

= (2*1/2+3) / (4*(1-1/2)

=4/4*1/2

=4/2

=2