12th Maths Question Paper march 2013 · 3073 2. 3. OQ GTåTD op OPRQ GTåTD 91b ZPOQ (I) tan—I...
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12th Maths Question Paper march 2013 · 3073 2. 3. OQ GTåTD op OPRQ GTåTD 91b ZPOQ (I) tan—I — (2) COS —l 10 (3) sin—I (4) sin— 1 3 The projection of OP on a unit vector