Question

I
(seco - coso)2 + (coseco – sino)2 – (coto – tano)2 is
(a) 1/2 (6) 0 (c) 2 (d) 1
Whours the first Home Minister finden​

Answer 1

Step-by-step explanation:

sec o2 + cos o2 - 2 sec o cos o +

cosec o2 + sin o2 - 2 cosec o sin o +

cot o2 - tan o2 + 2 cot o tan o

= 1 - 2*1 + 1 - 2*1 - 1 +2*1

= 1 -2+1-2-1+2

= 1 - 2

= -1