Question

Please answer my question step by step.... Wrong answers will be reported.... Tia​

Answer 1

Answer:

0

Step-by-step explanation:

hope it helps..........

Answer 2

Answer:

0

Step-by-step explanation:

we know that,

sin(90 - theta) = cos(theta)

so applying this we get

[sin(90 - 27)/ cos(63)]^2 - [cos (90 - 63)/ sin(27)]

[cos(63)/ cos(63)]^2 - sin27/sin27

(1)^2 - 1

0