解答
lcm
解答
求解步骤
找到 的最小公倍数
因式分解
因式分解
将最高次数乘以每个因数:
化简
流行的例子
The 差集 of twice a number and 4 is at least-28 .Find the present value of 10,000 if interest is paid at a rate of 6% per year, compounded semiannually, for 3 years.5 times a number is 14 less than the square of that numberThe 差集 between seven times a number and nine more than six times the numberCole is saving up money to buy a car. Cole puts 8,000.00 into an account which earns 4% interest, compounded monthly. How much will he have in the account after 9 years??