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| 1. |
if xcosA =8 and 15cosecA=8secA then value of x is |
| Answer» sec A/cosec A=sin A/cos A=tan A=15/8In a right triangle, a=15x, b=8x thus hypotenuse is c=17xthus cos A=8/17...17.cos A=8....thus, x=8 | |