#shorts ncert class 7 maths exer.12.2 Q no.2(ii) algebraic expressions @Ganga Swamy

Add the algebraic expressions 2x-10y,9y-12x+x+y

Write the constant term of each of the following algebraic expressions: (i) x^2y-x y^2+7x y-3 (ii) a^3-3a^2+7a+5

Identify the monomials,binomials,trinomials and quadrinomials among the following algebraic expressions: -7 (ii) x+y

Write all the terms of each of the following algebraic expressions: 2x^(2)-7 (ii) 2x^(2)+y^(2)-3xy+4

If x=1 and y=2, find the values of each of the following algebraic expressions: 3x+2y-7 (ii) x^(2)

The expression 2x^(3)-3x^(2)+4x-7 is an algebraic expression consisting of four terms, namely,2x^(3),-3x^(2)+4x-7 is an algebraic expression consisiting of four terms,namely,2x^(3)-3x^(2),4x and -7

Factorize each of the following algebraic expressions: x^(2)-4x+4y-y^(2)( ii) 3-12(a-b)^(2)

Factorize each of the following algebraic expressions : x^(8)-y^(8)( ii) a^(12)x^(4)-a^(4)x^(12)

Factorize each of the following algebraic expressions: x(x+z)-y(y+z)( ii) a^(2)-b^(2)-a-b