Add : 18pq – 15pq and 3pq - Mathematics

Add : 18pq – 15pq and 3pq

बेरीज

18pq – 15pq and 3pq

= 18pq + 3pq - 15pq = 21pq - 15pq = 6 pq

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

पाठ 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 2.3

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

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

Find the sum of: 3a + 5b + 2c, 2a + 3b-c and a + b + c.

Find the sum of: 9x² – 6x + 7, 5 – 4x and 6 – 3x²

Simplify: 5 x (2x + 3y) – 2x (x – 9y)

h is a factor of 2π (h + r).

Factorised form of p² + 30p + 216 is (p + 18)(p – 12).

Write the greatest common factor in the following terms.

11x², 12y²

Factorise the following expression.

3pqr – 6p²q²r² – 15r²

Identify the numerical coefficient of term (other than constant) in the following expression:

1.2 a + 0.8 b