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| 1. |
Find the value of x in tan3x= sin 45 degree*cos45degree+ sin 30 degree |
| Answer» tan3x=1/√2*1/√2+1/2. ( by using trigonometry table). tan3x=1/2+1/2. tan3x =1. tan3x=tan45. 3x=45. x = 15 degree | |