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.(2x² + x + 2)(x + 2) =
- 2.(x² + 5x + 4)(x + 1) =
- 3.(3x² + x − 1)(2x − 1) =
- 4.(4x + 8y)(4x + 4y) =
- 5.(x + 4y)(5x + 5y) =
- 6.(2x² − 3x + 8)(x + 4) =
- 7.(2x + 7y)(x − 2y) =
- 8.(5x + 3y)(5x + 3y) =
- 9.(4x + 3y)(4x − y) =
- 10.(3x + 9y)(4x − 7y) =
- 11.(x² + 2x + 3)(2x + 9) =
- 12.(4x + 6y)(x + y) =
- 13.(3x² + 5x − 2)(2x − 2) =
- 14.(x² + 2x + 9)(x + 7) =
- 15.(4x + 8y)(3x + 3y) =
- 16.(x − 2y)(4x + 3y) =
- 17.(2x² + 5x + 7)(x − 4) =
- 18.(3x + y)(2x − 7y) =
- 19.(3x² − 4x + 2)(2x + 2) =
- 20.(x² + 3x + 9)(2x + 8) =
- 21.(3x² − 5x − 8)(x − 3) =
- 22.(x + y)(3x − 2y) =
- 23.(2x − 2y)(4x + y) =
- 24.(5x − 9y)(5x + y) =
- 25.(2x² − 3x + 8)(2x − 6) =
- 26.(x² + 5x + 1)(x + 1) =
- 27.(2x² + 3x + 2)(x + 6) =
- 28.(x² + 5x − 5)(2x + 1) =
- 29.(4x + 9y)(4x + 3y) =
- 30.(2x² + 2x + 5)(x − 1) =
- 31.(x² − 2x − 8)(3x + 5) =
- 32.(x² + 5x − 4)(3x + 5) =
- 33.(3x + 3y)(3x + 6y) =
- 34.(x + 4y)(2x − 3y) =
- 35.(2x² + 3x + 1)(x + 1) =
- 36.(2x² + 3x − 1)(x + 1) =
- 37.(x² + 2x + 9)(2x + 6) =
- 38.(4x − 8y)(x − 9y) =
- 39.(2x² + x − 2)(x + 2) =
- 40.(3x − 9y)(5x + 6y) =
Answer key
- 2x³ + 5x² + 4x + 4
- x³ + 6x² + 9x + 4
- 6x³ − x² − 3x + 1
- 16x² + 48xy + 32y²
- 5x² + 25xy + 20y²
- 2x³ + 5x² − 4x + 32
- 2x² + 3xy − 14y²
- 25x² + 30xy + 9y²
- 16x² + 8xy − 3y²
- 12x² + 15xy − 63y²
- 2x³ + 13x² + 24x + 27
- 4x² + 10xy + 6y²
- 6x³ + 4x² − 14x + 4
- x³ + 9x² + 23x + 63
- 12x² + 36xy + 24y²
- 4x² − 5xy − 6y²
- 2x³ − 3x² − 13x − 28
- 6x² − 19xy − 7y²
- 6x³ − 2x² − 4x + 4
- 2x³ + 14x² + 42x + 72
- 3x³ − 14x² + 7x + 24
- 3x² + xy − 2y²
- 8x² − 6xy − 2y²
- 25x² − 40xy − 9y²
- 4x³ − 18x² + 34x − 48
- x³ + 6x² + 6x + 1
- 2x³ + 15x² + 20x + 12
- 2x³ + 11x² − 5x − 5
- 16x² + 48xy + 27y²
- 2x³ + 3x − 5
- 3x³ − x² − 34x − 40
- 3x³ + 20x² + 13x − 20
- 9x² + 27xy + 18y²
- 2x² + 5xy − 12y²
- 2x³ + 5x² + 4x + 1
- 2x³ + 5x² + 2x − 1
- 2x³ + 10x² + 30x + 54
- 4x² − 44xy + 72y²
- 2x³ + 5x² − 4
- 15x² − 27xy − 54y²
Free vedic maths lessons, practice and worksheets at talentjr.in/vedic-maths