Question

prove that cosec⁴A-cot⁴A-cosec²A-cot²A=0​

Answer 1

Answer:

0

Step-by-step explanation:

cosec squar per whol squar A - cot squar per whol squr A - cosec squar A - cot squar A

we know that cosec squar - cot squar = 1

(1) per square - 1

1 - 1 = 0