Simplify: 9a (2b – 3a + 7c)

बेरीज

9a (2b – 3a + 7c)

= 18ab – 27a² + 63ca

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पाठ 13: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (F)

पाठ 13 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (F) | Q 11

Constant is only 8 other is variable ax + 9

Group the like term together: ab, – a²b, – 3ab, 5a²b and – 8a²b

Write numerical co-efficient of the following: – 8xy³

Add : 2x + y and 3x – 4y

Find the sum of: 4x³ + 2x² – x + 1, 2x³ – 5x² – 3x + 6, x2 + 8 and 5x³ – 7x

Find the sum of: x and 3y

The two adjacent sides of a rectangle are 6a + 96 and 8a- 46. Find its, perimeter.

Factorise the following expression.

6ab + 12bc

Factorise the following expression.

a²b + a²c + ab + ac + b²c + c²b

4p is the numerical coefficient of q² in – 4pq².