New Learning Composite Mathematics Class 8 SK Gupta Anubhuti Gangal Factorisation of Algebraic Expressions Chapter 6G Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 8 Factorisation of Algebraic Expressions Practice 6G Solution

Factorise:

(1) 2x2 + 11x + 15

(2) 6x2 + 17x + 5

(3) 3x2 + 11x + 10

(4) 5b2 + 16b + 3

(5) 3x2 + 13x + 12

(6) 2x2 + 17x + 21

(7) 15y2 + 16y + 4

(8) 6x2 – 17x + 12

(9) 4m2 + 7m – 2

SOLUTION Number 1 to 9:

(10) 2x2 – 7x – 15

(11) 5x2 – 16x + 3

(12) 6x2 – 17x + 12

(13) 5x2 + 9x – 18

(14) 3x2 – x – 4

(15) 8a2 + 18a – 5

(16) 8x2 – 73x + 9

(17) -2x2 + 5x + 42

(18) -12x2 – 35x – 18

(19) -2x2 – 15x – 7

SOLUTION Number 10 to 19:

(20) 30t2 + 39t – 9

(21) 15x4 – 10x3 – 25x2

(22) 14x3 – 57x2y – 27x2y

(23) -3x3 + 16x2 – 16x

(24) -4x4 – 4x3 + 15x2

(25) 56x3 + 15x2 – 56x

(26) 32x4 + 12x3y – 5x2y2

(27) 30m2 – 78mn + 36n2

SOLUTION Number 20 to 27:


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