Trigonometrymedium · Past Paper
The formula for tan(A - B) is:
A(tan A + tan B) / (1 - tan A tan B)
B(tan A - tan B) / (1 + tan A tan B)
C(tan A - tan B) / (1 - tan A tan B)
Dtan A - tan B
✓ Correct Answer: B — (tan A - tan B) / (1 + tan A tan B)
This is the standard subtraction formula for the tangent function.
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