Saturday, May 2, 2020

List of Algebra Formulas for Class 10

All the algebraic identities for class 10 formulas provided here. A student may feel difficult to note them and read. To make easy for them, all the important algebra formulas for class 10 are listed below.

Algebraic Identities For Class 10
(a+b)2 =a2+2ab+b2
(ab)2 =a22ab+b2
(a+b)(ab) =a2b2
(x+a)(x+b) =x2+(a+b)x+ab
(x+a)(xb) =x2+(ab)xab
(xa)(x+b) =x2+(ba)xab
(xa)(xb) =x2(a+b)x+ab
(a+b)3 =a3+b3+3ab(a+b)
(ab)3 =a3b33ab(ab)
(x+y+z)2 =x2+y2+z2+2xy+2yz+2xz
(x+yz)2 =x2+y2+z2+2xy2yz2xz
(xy+z)2 =x2+y2+z22xy2yz+2xz
(xyz)2 =x2+y2+z22xy+2yz2xz
x3+y3+z33xyz =(x+y+z)(x2+y2+z2xyyzxz)
x2+y2 =12[(x+y)2+(xy)2]
(x+a)(x+b)(x+c) =x3+(a+b+c)x2+(ab+bc+ca)x+abc
x3+y3 =(x+y)(x2xy+y2)
x3y3 =(xy)(x2+xy+y2)
x2+y2+z2xyyzzx =12[(xy)2+(yz)2+(zx)2]
Linear Equation in Two Variables
a1x+b1y+c1 =0
a2x+b2y+c2 =0



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