Tuesday 14 January 2020
TRIGONOMETRY - PART - 34 - TRIGONOMETRICAL RATIOS - 100 PROBLEMS
ICSE MATHS CLASS 9 – PAGE -294
EXERCISE – 22(B) – PROBLEM – 25
If sin A = 1.732 /2 and cos B = 1.732 /2, find the value of: tan A – tan B / 1 + tan A tan B
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