Add : - 9x, 3x and 4x - Mathematics

Add : - 9x, 3x and 4x

Sum

- 9x, 3x and 4x

= - 9x + 7x = - 2x

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

Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 2.1

Write the degree of the following polynomial: 2y²z + 9yz³

Group the like term together: 9x², xy, – 3x², x² and – 2xy

Write numerical co-efficient of the following: y

Fill in the blank:

4a + 3b – 7a + 4b = _____

Simplify: `"x" - ("3y" - bar"4x - 3x" + 2z - bar"5y - 7x")`

Find the numerical co-efficient of the following term:

2ab

The common factor method of factorisation for a polynomial is based on ______ property.

h is a factor of 2π (h + r).

Factorise the following expression.

63p²q²r²s – 9pq²r²s² + 15p²qr²s² – 60p²q²rs²

Identify term which contain x and give the coefficient of x.

12xy² + 25