Question

find the value of (7/cot^2-7/cos^2)

Answer 1

7 / cot ^2A - 7 / cos ^2A

= 7 tan^2 A - 7 / cos ^2 A

= 7sin^2 A / cos^2 A - 7 / cos ^2 A

= 7 sin^2 A - 7 / cos ^2 A

= 7 ( sin^2 A - 1 ) / cos^2 A

= 7 cos^2 A / cos^2 A

= 7

so your required answer is 7

Answer 2

Answer:

Step-by-step explanation:

Here is your answer hope it helps you