Question2: Résultat 0/1 Evaluate the following limit: lim_(x->0)(sin^(2)(21x))/(1-cos(7x))= Question2: Resultat 0/1 Evaluate the following limit: sin2(21x) lim x->0 1-cos(7x)
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Step 1: First, we can use the trigonometric identity sin^2(x) = 1 - cos(2x) to rewrite sin^2(21x) as 1 - cos(42x). Show more…
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