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Determine if the following statements are true or false, providing justification: The function d(s) = s * sin(s) is continuous at s = pi. If y = sec(x) + csc(x), then y' = sec(x)tan(x) + csc(x)cot(x).
Mathematics
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إليك تقييم كل عبارة بعلامة صح (✅) أو خطأ (❌):
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الدالة د(س) = س قلس متصلة عند س = الدالة هي حاصل ضرب دالتين متصلتين ( و )، لذا فهي متصلة عند جميع النقاط، بما في ذلك . التقييم: ✅
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إذا كانت ص = قا س + قتا س ، فإن ص' = قا س ظا س + قتا س ظتا س مشتقة هي $\sec(x) \tan
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