if 2 sinA =√3 find the value of 1-cot²A /2cotA ( who can help meplease! answer this question)
Answers
Answer:
-1/3
Step-by-step explanation:
sinA= root 3/2 2 cot^2 A-1
=2cot
2cot ^2A+2−2−1
2(cot
2 (cot^2A+1)−3 2 cosec^2A-3 2/sin^2 A-3=2(2/root 3)^2-3 8/3-3 -1/3