cot(A – B) from tan and cot (Jee Mains) | ExamDuo
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Basic Ratios, Identities & Formulas
Medium
cot(A – B) from tan and cot
If tan A – tan B = x and cot B – cot A = y, then cot(A – B) =
SELECT ONE OPTION
A
1
B
1
y
-
1
x
C
1
x
-
1
y
D
1
x
+
1
y
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