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Found 225 Articles for Class 8
209 Views
Given:The given algebraic expression is $6(a+2b)-4(a+2b)^2$.To do:We have to factorize the expression $6(a+2b)-4(a+2b)^2$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression means writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $6(a+2b)-4(a+2b)^2$ by taking out the common factors. The highest common factor(HCF) of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $6(a+2b)$ and $-4(a+2b)^2$.We can observe that $(a+2b)$ is ... Read More
66 Views
Given:The given algebraic expression is $(x-y)^2+(x-y)$.To do:We have to factorize the expression $(x-y)^2+(x-y)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression means writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $(x-y)^2+(x-y)$ by taking out the common factors. The highest common factor(HCF) of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $(x-y)^2$ and $(x-y)$.We can observe that $(x-y)$ is ... Read More
82 Views
Given:The given algebraic expression is $a^2(x+y)+b^2(x+y)+c^2(x+y)$.To do:We have to factorize the expression $a^2(x+y)+b^2(x+y)+c^2(x+y)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $a^2(x+y)+b^2(x+y)+c^2(x+y)$ by taking out the common factors. The highest common factor of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $a^2(x+y), b^2(x+y)$ and $c^2(x+y)$.We can observe that $(x+y)$ is ... Read More
88 Views
Given:The given algebraic expression is $3a(x-2y)-b(x-2y)$.To do:We have to factorize the expression $3a(x-2y)-b(x-2y)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $3a(x-2y)-b(x-2y)$ by taking out the common factors. The highest common factor(HCF) of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $3a(x-2y)$ and $-b(x-2y)$.We can observe that $(x-2y)$ is common ... Read More
52 Views
Given:The given algebraic expression is $16(2l-3m)^2-12(3m-2l)$.To do:We have to factorize the expression $16(2l-3m)^2-12(3m-2l)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $16(2l-3m)^2-12(3m-2l)$ by taking out the common factors. The highest common factor(HCF) of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.We can write $16(2l-3m)^2-12(3m-2l)$ as, $16(2l-3m)^2-12(3m-2l)=16(2l-3m)^2-12[-(2l-3m)]$$16(2l-3m)^2-12(3m-2l)=16(2l-3m)^2+12(2l-3m)$The terms in the given expression are $16(2l-3m)^2$ and $12(2l-3m)$.We can ... Read More
98 Views
Given:The given algebraic expression is $5(x-2y)^2+3(x-2y)$.To do:We have to factorize the expression $5(x-2y)^2+3(x-2y)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression means writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $5(x-2y)^2+3(x-2y)$ by taking out the common factors. The highest common factor of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $5(x-2y)^2$ and $3(x-2y)$.We can observe that $(x-2y)$ is common ... Read More
103 Views
Given:The given algebraic expression is $9a(6a-5b)-12a^2(6a-5b)$.To do:We have to factorize the expression $9a(6a-5b)-12a^2(6a-5b)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $9a(6a-5b)-12a^2(6a-5b)$ by taking out the common factors. The highest common factor(HCF) of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $9a(6a-5b)$ and $-12a^2(6a-5b)$.We can observe that $(6a-5b)$ is common ... Read More
70 Views
Given:The given algebraic expression is $7a(2x-3)+3b(2x-3)$.To do:We have to factorize the expression $7a(2x-3)+3b(2x-3)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $7a(2x-3)+3b(2x-3)$ by taking out the common factors. The highest common factor of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $7a(2x-3)$ and $3b(2x-3)$We can observe that $(2x-3)$ is common to ... Read More
81 Views
Given:The given algebraic expression is $2r(y-x)+s(x-y)$.To do:We have to factorize the expression $2r(y-x)+s(x-y)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the expression $2r(y-x)+s(x-y)$ by taking out the common factors. The highest common factor(HCF) of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.We can write $2r(y-x)+s(x-y)$ as, $2r(y-x)+s(x-y)=2r[-(x-y)]+s(x-y)$$2r(y-x)+s(x-y)=-2r(x-y)+s(x-y)$The terms in the given expression are $-2r(x-y)$ and $s(x-y)$.We can observe that ... Read More
122 Views
Given:The given algebraic expression is $6x(2x-y)+7y(2x-y)$.To do:We have to factorize the expression $6x(2x-y)+7y(2x-y)$.Solution:Factorizing algebraic expressions:Factorizing an algebraic expression implies writing the expression as a product of two or more factors. Factorization is the reverse of distribution. An algebraic expression is factored completely when it is written as a product of prime factors.Here, we can factorize the given expression by taking out the common factors. The highest common factor of an algebraic expression is the highest factor that can be divided into each of the terms with no remainder.The terms in the given expression are $6x(2x-y)$ and $7y(2x-y)$.We can observe that $(2x-y)$ is common ... Read More