Evaluate (X5) × (3x2) × (-2x) for X = 1.

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

Sum

For x = 1

(x⁵) × (3x²) × (−2x)

(1⁵) × (3 × 1²) × (−2 × 1)

1 × 3 × (−2)

= −6

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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 9 | Page 143

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.

Evaluate (3x⁴y²) (2x²y³) for x = 1 and y = 2.

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

Evaluate: (3x – 2)(x + 5) for x = 2.

Evaluate: (2x – 5y)(2x + 3y) for x = 2 and y = 3.

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

Evaluate: 2x(3x – 5) – 5(x – 2) – 18 for x = 2.

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

Multiply: (ab – 1) (3 – 2ab)