Multiply: 6x3 − 5x + 10 by 4 − 3x2

Multiply: 6x³ − 5x + 10 by 4 − 3x²

Sum

6x³ − 5x + 10
× 4 − 3x² 24x³ − 20x + 40
− 18x⁵ + 15x³ − 30x²
− 18x⁵ + 39x³− 30x²− 20x + 40

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Multiplying a Polynomial by a Polynomial

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Chapter 11: Algebraic Expressions - Exercise 11 (C) [Page 143]

Chapter 11 Algebraic Expressions
Exercise 11 (C) | Q 2.3 | Page 143

Simplify: (5a + 5b – c) (2b – 3c)

Simplify : (4x – 5y) (5x – 4y)

Simplify : (3y + 4z) (3y – 4z) + (2y + 7z) (y + z)

The adjacent sides of a rectangle are x² – 4xy + 7y² and x³ – 5xy². Find its area.

The base and the altitude of a triangle are (3x – 4y) and (6x + 5y) respectively. Find its area.

Evaluate (x⁵) × (3x²) × (-2x) for x = 1.

If x = 2 and y = 1; find the value of (−4x²y³) × (−5x²y⁵).

Evaluate: (3x – 2)(x + 5) for x = 2.

Evaluate: xz (x² + y²) for x = 2, y = 1 and z= 1.

Multiply and then verify :
−3x²y² and (x – 2y) for x = 1 and y = 2.