Add : 23y2 , 8y2 and – 12y2

Add : 23y² , 8y² and – 12y²

Sum

23y² , 8y² and – 12y²

= 31y² - 12y² = 19y²

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Chapter 13: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (B)

Chapter 13 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 2.2

Identify the term, their coefficients for the following expression:

7x²yz − 5xy

Identify the term, their coefficients for the following expression:

9 − ab + bc − ca

For the following monomials, write its degree: – 2p²q³r⁴

In -5x³y²z⁴ ; write the coefficient of -5xy²z. Also, write the degree of the given algebraic expression.

Simplify: – 16am + 4mx + 4am – 15mx + 5am

Simplify: `"b"("2b" - 1/"b") - "2b"("b" - 1/"b")`

Find the numerical co-efficient of the following term:

12k

Factorised form of 23xy – 46x + 54y – 108 is ______.

38x³y²z ÷ 19xy² is equal to ______.

Factorise the following expression.

a³x – x⁴ + a²x² – ax³