formula和equation的区别?

formula和equation的区别? 化学里的formula equation是什么意思 化学的empirical formula和molecular formula有什么区别? 化学的empirical formula和molecular formula有什么区别? Mathtype中的inline equation和display equation有什么区别? formula weight和molecular weight请问formula weight和molecular weight有什么区别这两者分别在何时使用? 会的来挑战下~When an object is thrown vertically upwards,its height h varies with the time t according to the equation h=20t - 5t^2.At what times will the heighy be 10m?Use the formula to solve the quadratic equation.Formula就是x=[-b±√ dividend与divedent的区别equals 与equal,equation的区别 Equation for 的用法是什么句型Find a Cartesian equation for the path of the falling cargo 为什么不用of呢?for 和of 的区别呢 identity 和恒等式,方程的关系identity应该翻译成恒等式,那么方程呢?equation那么这里有什么区别呢? 问3个数学题 1.Find a formula for the inverse of the function.f(x) = e的x次方的9次方 f -1(x)=（）2.Find a formula for the inverse of the function.y = 9x的3次方 + 8y=?3.Solve each equation for x.(Enter an exact answer.) (a) ln(ln(x)) = 平衡反应（balanced equation）和其他反应如热化学反应有什么区别? 高手进,2道英文数学题的翻译1.Use the quadratic formula to prove that the roots of such an equation must have -a/b as their sum and a/c as their product.2.Prove that the sum of the squares of the roots of such an equation is a/b-2ac. （Hin Formula和Foumula的意思分别是?还单词在化妆品上频繁出现. for 和of的区别Find a Cartesian equation for the path of the falling cargo 为什么不用of呢?for 和of 的区别呢感觉for是目的of是从属关系，你抄这么多，我看不过来 Base Formula和nyr哪个好 三个小时时差,用英语怎么说?a three hours equation of time 和 three hours time difference 有什么区别？