The square of x is equal to 4 times the square of y.of x is 1 mor_英语解答

The square of x is equal to 4 times the square of y.of x is 1 more than twice y,what
The square of X is equal to 4 times the square of Y.If X is 1 more than twice Y,what is the value of X

人气：462 ℃　时间：2019-08-20 02:18:41

解答

X^2=4y^2 and 2y+1=x are the two equations for this problem.We can make a substitution and get (2y+1)^2=4y^2,and y = -1/4.Then,we can plug that in to either of the equations to find x = 1/2.