Simplify: -5ax2 + 7ax2 – 12ax2 - Mathematics

Simplify: -5ax² + 7ax² – 12ax²

Sum

-5ax² + 7ax² – 12ax²

= - 5ax² - 12ax² + 7ax²

= - 17ax² + 7ax² = - 10ax²

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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 3.4

Identify the term, their coefficients for the following expression:

3x²y² − 5x²y²z² + z²

Write the degree of the following polynomial: 3y³ -x²y² + 4x

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

Find the sum of: 4x²+ 8xy – 2y² and 8xy – 5y² + x²

Find the sum of: 5x² – 2xy + 3y² and – 2x² + 5xy + 9y² and 3x² -xy- 4y²

Subtract the second expression from the first:

3a² - 8ab - 2b² , 3a² - 4ab + 6b²

Simplify: (p – 2q) – (3q – r)

Simplify: - 2x (x + y) + x²

Simplify: {9 – (4p – 6q)} – {3q – (5p – 10)}

Find the numerical co-efficient of the following term:

121bc