Question

show that tan squared theta minus one by cos square theta equal to -1 ​

Answer 1

Step-by-step explanation:

the answer is given above

Answer 2

Hi Friend

Answer: Use the concept

sec^2 (theta) - tan^2 (theta) =1

Step-by-step explanation:

tan^2(theta) - {1 / cos^2(theta)} =

tan^2(theta) - sec^2(theta) =

- {sec^2(theta) - tan^2(theta)} = -1

Hope you've understood !