Question

tan5degtan25degtan30degtan65degtan85deg​

Answer 1

Answer:

tan5degree and tan85degree we can write them as tan5degree and cot5degree will multiply to give 1 by identity tanteta×cotteta=1 and tan25degree and tan65degree we can write them as tan25degree and cot25degree will multiply to give 1 all will multiply to tan30degree so the answer is 1/√3

Step-by-step explanation:

note: so to change tanteta to cotteta the formula is tanteta=cot(90-teta) or cotteta=tan(90-teta) so to change for example tan25degree we can write as tan(90-65)degree so as tan (90-teta) is cotteta here teta is 65 so the answer is cot65degree we can write them as converse