某一輛汽車(chē)從靜止開(kāi)始做勻加速直線運(yùn)動(dòng),一共行進(jìn)了50米,持續(xù)時(shí)間12秒,又立即剎車(chē)做勻減速直線運(yùn)動(dòng),...

某一輛汽車(chē)從靜止開(kāi)始做勻加速直線運(yùn)動(dòng),一共行進(jìn)了50米,持續(xù)時(shí)間12秒,又立即剎車(chē)做勻減速直線運(yùn)動(dòng),...
某一輛汽車(chē)從靜止開(kāi)始做勻加速直線運(yùn)動(dòng),一共行進(jìn)了50米,持續(xù)時(shí)間12秒,又立即剎車(chē)做勻減速直線運(yùn)動(dòng),持續(xù)時(shí)間8秒,求汽車(chē)運(yùn)動(dòng)的最大速度.

數(shù)學(xué)人氣：930 ℃時(shí)間：2020-04-23 07:55:12

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