Mathematics, 27.08.2019 04:30 dellian5355

(23 points! ) use the identity sina-sinb = 2sin((a-b)/2)cos((a+b)/2) to find lim x--> 1 f(x)=(sinx-sin1)/(x-1)
answer is cos1

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(23 points! ) use the identity sina-sinb = 2sin((a-b)/2)cos((a+b)/2) to find lim x--> 1 f(x)=(sin...

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(23 points! ) use the identity sina-sinb = 2sin((a-b)/2)cos((a+b)/2) to find lim x--> 1 f(x)=(sinx-sin1)/(x-1)answer is cos1

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Another question on Mathematics

(23 points! ) use the identity sina-sinb = 2sin((a-b)/2)cos((a+b)/2) to find lim x--> 1 f(x)=(sinx-sin1)/(x-1)
answer is cos1