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Do you mean limit(m->0) tan(m)/m? At m=0, this is 0/0, so use L'hospitals rule and differentiate numerator and denominator to get sec^2(0)/1=1/cos^2(0) = 1

2006-07-30 20:58:16 · answer #1 · answered by gp4rts 7 · 0 0

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