√3+2
√3+1
√3−1
√3−2
Correct answer is D
Tan 75o = Tan (45o + 30o)
= tan45o+tan30o1−tan45otan30o
= √3+1√3−1
RATIONALIZE THE DENOMINATOR
= √3+1√3−1 X √3+1√3+1
= 4+2√33−1
= 2(2+√3)2
= 2 + √3
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