2015年7月7日 · This is known as a difference of squares. It can be factored as: x^2 - y^2 = (x-y)(x+y) Notice that when you multiply (x-y) by (x+y) then the terms in xy cancel out, leaving …

2015年9月16日 · Given:. To find:. the value for . Solution:. Let's consider . x = 2 and y = 3 and solve the equation. hence proved. ...

2018年1月25日 · You can't, really. While it looks like you can just cancel out the squares with the square root, this only works if you have one square within the radical. Since we're adding two …

2016年2月28日 · See the explanantion This is the equation of a circle with its centre at the origin. Think of the axis as the sides of a triangle with the Hypotenuse being the line from the centre …

2016年1月25日 · It is the equation of a circle: Probably you can recognize it as the equation of a circle with radius r=1 and center at the origin, (0,0): The general equation of the circle of radius …

2020年9月12日 · X2 -y2- x-y factorise See answers Advertisement Advertisement pulakmath007 ...

2024年3月11日 · if x/3=2 sinA, y/3=2cos A,then the value of x²+y² is - 59904184

2015年2月3日 · You have: x^2-y^2=(x+y)(x-y) So in your case: (x^2-y^2)/(x-y)=((x+y)(x-y))/(x-y)=x+y

2016年6月13日 · center (0,0) Radius =2 The general equation of a circle is: (x-a)^2 + (y-b)^2 = r^2 Where (a,b) represent the coordinates of the center and r is the radius.

2018年3月5日 · This is a function of x and y. Can be wriiten as f(x)=y^2 A function is a relatioship between two variables broadly.