Sin2arcsinx/3
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Sin2arcsinx/3
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Webbsin2arcsinx先用倍角公式改为2sinarcsinx乘以cosarcsinx，cosarcsinx等于√ (1- (sinarcsinx)²)＝√（1-x²），所以sin2arcsinx＝2x√ (1-x²)。 发布于 2024-10-11 19:32 赞同 … WebbFör 1 dag sedan · math.floor(x) ¶. Return the floor of x, the largest integer less than or equal to x. If x is not a float, delegates to x.__floor__, which should return an Integral value. math.fmod(x, y) ¶. Return fmod (x, y), as defined by the platform C library. Note that the Python expression x % y may not return the same result.
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Webbsin2x = 2sinxcosx, and also cosarcsinx = 1−sin2(arcsinx) = 1− x2 Therefore sin2arcsinx = 2sinarcsinxcosarcsinx = 2x 1−x2 However, make sure to check that ... More Items Copy …
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