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why sin(2x)=2sin(x)cos(x)
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cos 2x =(sqrt(2) + 1) (cosx- (1)/(sqrt(2))),cos x ne (1)/(2) rArr x in | 12 | TRIGONOMETRIC EQU...
x が 0 に近づくときの (1-cos(x))/x^2 の極限 |微積分 1 の演習
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Integral (1-cosx)cosec^2x dx
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limit x tends to pi/2 (1 + cos 2x)/(pi - 2x)^2
Animated mathematics Equation of Sin (x) and Cos (x)
limit ((1-cos ax )/x^2) untuk x mendekati 0 adalah (a^2)/2
方程式 2x=3pi (1-cos x) の解の数を求めます。 | 12 | 三角方程式 | M...
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integral (1-cosx)dx/(1+cosx)
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limit x mendekati 0 (1-cos 2x)/x^2=....