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In the figure given below, ∠ACB = 90o, ∠BDC = 90o, CD = 4 cm, BD = 3 cm, AC = 12 cm. cos A - sin A is equal to: |
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Answer» In the figure given below, ∠ACB = 90o, ∠BDC = 90o, CD = 4 cm, BD = 3 cm, AC = 12 cm. cos A - sin A is equal to:
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