Multiplying Polynomials Worksheet
The trick (Urdhva Tiryagbhyam): (ax² + bx + c)(dx + e): x³ = a×d; x² = a×e + b×d; x = b×e + c×d; number = c×e. (ax + by)(cx + dy): x² = a×c; xy = a×d + b×c; y² = b×d. Keep the signs; leave out a term whose total is 0. Type x³ as x^3.
NameDateTime takenScore ___ / 40
- 1.(x² − 4x + 3)(x + 1) =
- 2.(x² + 3x − 4)(x − 4) =
- 3.(x² − 5x + 8)(x + 7) =
- 4.(5x − 3y)(3x + 8y) =
- 5.(3x² + 5x + 9)(3x − 5) =
- 6.(5x − 4y)(4x − 9y) =
- 7.(x² + 3x + 2)(2x + 1) =
- 8.(x + 3y)(x − 9y) =
- 9.(3x² + x + 5)(x + 8) =
- 10.(2x² − 3x − 6)(3x + 1) =
- 11.(2x² + 5x + 4)(2x + 7) =
- 12.(x² + x + 1)(3x + 8) =
- 13.(x² + 4x − 5)(3x + 9) =
- 14.(x² + 2x + 4)(3x + 5) =
- 15.(x + 7y)(2x − 9y) =
- 16.(3x + y)(3x + 3y) =
- 17.(2x − 6y)(2x + y) =
- 18.(x² + 2x − 3)(2x + 6) =
- 19.(5x + 5y)(x − 6y) =
- 20.(x² + 3x + 4)(3x + 5) =
- 21.(3x² − 5x + 4)(2x + 1) =
- 22.(5x − 8y)(5x + 2y) =
- 23.(2x² − 2x + 4)(x + 4) =
- 24.(4x + 4y)(5x + 3y) =
- 25.(2x − 5y)(x − 4y) =
- 26.(3x² + 3x + 8)(3x + 8) =
- 27.(x² + 5x + 3)(2x + 7) =
- 28.(x² + 3x + 6)(2x + 8) =
- 29.(x² + 2x + 2)(2x + 5) =
- 30.(2x² − 2x + 7)(2x + 1) =
- 31.(3x − 2y)(4x + 2y) =
- 32.(2x − 9y)(5x − y) =
- 33.(x + 5y)(4x + 7y) =
- 34.(x + 2y)(5x − y) =
- 35.(x − 9y)(x − 2y) =
- 36.(x² − x + 6)(x − 7) =
- 37.(2x − 9y)(x + 5y) =
- 38.(2x² − 3x + 3)(3x + 9) =
- 39.(x² + 4x − 5)(2x + 6) =
- 40.(2x² + x + 5)(2x + 6) =
Answer key
- x³ − 3x² − x + 3
- x³ − x² − 16x + 16
- x³ + 2x² − 27x + 56
- 15x² + 31xy − 24y²
- 9x³ + 2x − 45
- 20x² − 61xy + 36y²
- 2x³ + 7x² + 7x + 2
- x² − 6xy − 27y²
- 3x³ + 25x² + 13x + 40
- 6x³ − 7x² − 21x − 6
- 4x³ + 24x² + 43x + 28
- 3x³ + 11x² + 11x + 8
- 3x³ + 21x² + 21x − 45
- 3x³ + 11x² + 22x + 20
- 2x² + 5xy − 63y²
- 9x² + 12xy + 3y²
- 4x² − 10xy − 6y²
- 2x³ + 10x² + 6x − 18
- 5x² − 25xy − 30y²
- 3x³ + 14x² + 27x + 20
- 6x³ − 7x² + 3x + 4
- 25x² − 30xy − 16y²
- 2x³ + 6x² − 4x + 16
- 20x² + 32xy + 12y²
- 2x² − 13xy + 20y²
- 9x³ + 33x² + 48x + 64
- 2x³ + 17x² + 41x + 21
- 2x³ + 14x² + 36x + 48
- 2x³ + 9x² + 14x + 10
- 4x³ − 2x² + 12x + 7
- 12x² − 2xy − 4y²
- 10x² − 47xy + 9y²
- 4x² + 27xy + 35y²
- 5x² + 9xy − 2y²
- x² − 11xy + 18y²
- x³ − 8x² + 13x − 42
- 2x² + xy − 45y²
- 6x³ + 9x² − 18x + 27
- 2x³ + 14x² + 14x − 30
- 4x³ + 14x² + 16x + 30
Free vedic maths lessons, practice and worksheets at talentjr.in/vedic-maths