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| 1. |
What is the value of √[sin^2(30)*cos ^2(60)] |
| Answer» √sin²30°×cos²60° Sol. Sin30°=1/2 therfor sin²30=(1/2)² Cos60°=1/2 similar cos²60=(1/2)² √sin²30×cos²60 √(1/2)²×(1/2)² √1/4×1/4 √1/16 1/4 answer | |