Question

Sin A=1 find the value of cot A.
2.​

Answer 1

Answer:

hey mate. sinA= 1/2. therefore. cot A= √3.

Answer 2

we know that

sin²a + cos²a = 1______(1)

sinA = 1

sin²A = (1)² = 1

so,

from equation (1)

1 + cos²a = 1

cos²a = 0

cos A = 0

so, cotA = cosA /sinA

= 0/1

= 0