Question

2. Find the value of (Cosec 0 + Cot e ) (Cosec -Cot )​

Answer 1

Step-by-step explanation:

use (a + b)(a - b) =

${a}^{2} - {b}^{2}$

Answer 2

Answer:

1

Step-by-step explanation:

= (cosec + cot ) ( cosec - cot)

= cosec² - cot²

USING THE FORMULA : a² - b² = (a+b)(a-b)

now we know that cosec²-cot² = 1

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