解答
lcm
解答
求解步骤
找到 的最小公倍数
因式分解
将最高次数乘以每个因数:
化简
流行的例子
Nine more than the quotient of a number and 5 is equal to 2 .The perimeter of a rectangular painting is 326. If the width of the painting is 67cm, what is its length?While bowling, Doug stood 19 meters away from the pins and rolled his bowling ball down the lane. For 2.4seconds, the ball rolled toward the pins at 7.5meterspersecond. In this time, how far did the ball roll?7 2/5 of what number is 1 7/10 ?Find the accumulated value of an investment of 1000 at 5% compounded continuously for 5 years.