Question

cot²45°+4cot²30°=
please help​

Answer 1

Answer:

13

Step-by-step explanation:

cot2 45 ° = 1

cot2 30 ° = √ 3

cot2 45 ° + 4 cot2 30°

1 + 4 ( √ 3 ) 2

1 + 4 ( 3 )

1 + 12

= 13

Answer 2

Answer:

13

Step-by-step explanation:

his right answer did plz cerion next question