# The Value of sin²22° + sin²68° + cot²30° is:

**Answer: (2) 4
Explanation:-**

sin

^{2}(90 – 68)

^{o}+ sin

^{2}68

^{o}+ cot

^{2}30

^{o}

cos

^{2}68

^{o}+ sin

^{2}68

^{o }+ cot

^{2}30

^{o}

= 1 + (sqrt.3)

^{2}

= 1 + 3

= 4

Then, the value of sin

^{2}22

^{o}+ sin

^{2}68

^{o}+ cot

^{2}30

^{o}is 4.

Hence, the answer is (2) 4.