Which Equation Represents The Law Of Conservation Of Energy In A Closed System? A. $K E_1+P E_1=K E_1+P E_1$ B. $P E_1+P E_1=K E_1+K E_1$ C. $K E_i-P E_i=P E_i-K E_i$

Dec 31, 2014equation：等式，方程式 英英释义： an assertion that two expressions are , expressed by writing the two expressions separated by an equal sign; May 28, 2013i love your answer for a line equation in the form of z = f (x, y). An equation is meant to be solved, that is, there are some unknowns.

Oct 2, 2011i need to graph a rectangle on the cartesian coordinate system. Is there an equation for a rectangle? Reduces it to a linear equation in v v.

Mar 2, 2015i am supposed to find an equation for the circle that has center (−1, 4) (1, 4) and passes through (3, −2) (3, 2). This reduces the solution of an n n -th order constant coefficient equation to the solution of n n first-order constant coefficient equations.