![Evaluate the following\\[{{\\cot }^{2}}{{30}^{o}}-2{{\\cos }^{2}}{{60}^{o}}-\\dfrac{3}{4}{{\\sec }^{2}}{{45}^{o}}-4{{\\sec }^{2}}{{30 }^{o}}\\]](https://www.vedantu.com/question-sets/367dd2dc-1495-4d6a-a8b7-abec1906fce23344218817829042201.png "Evaluate the following\\[{{\\cot }^{2}}{{30}^{o}}-2{{\\cos }^{2}}{{60}^{o}}-\\dfrac{3}{4}{{\\sec }^{2}}{{45}^{o}}-4{{\\sec }^{2}}{{30 }^{o}}\\]")
Evaluate the following\\[{{\\cot }^{2}}{{30}^{o}}-2{{\\cos }^{2}}{{60}^{o}}-\\dfrac{3}{4}{{\\sec }^{2}}{{45}^{o}}-4{{\\sec }^{2}}{{30 }^{o}}\\]
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