Question

The value of tan 315° cot (­ -405° ) is equal to

A) -1 B) 1 C) 0 D) 2

Answer 1

Answer:

c)..............................0

Answer 2

Answer:

1

Step-by-step explanation:

tan315°cot(-405°)

= tan(360°-45°)cot(-360°- 45°)

= ( - tan 45°) ( - cot 45°)

= (-1) (-1)

= 1

Therefore, option (B) 1 is the correct answer.

hope this helps you