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

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

State whether or not the expression is a trinomial square. If it is, factorise the expression.

(1) a2 + 4ab + 4b2

(2) 4x2 – 4x + 1

(3) 36p2 – 60pq + 25q2

(4) x2 – 2xy – y2

(5) 49y2 – 14y + 1

(6) 9x2y2 + 6xyz + z2

(7) 4m2 + 24m + 9

SOLUTION Number 1 to 7 Solution:

(8) 16b2 – 60by + 25y2

(9) 49x4 – 112x2y2 + 64y4

(10) 25x2 + 20x + 1

(11) x2 / 9y2 – 2/15 + y2 / 25x2

(12) a2 + a + ¼

(13) 1 + 18pq + 81p2q2

(14) 4 – 20b + 25b2

(15) 4/9x2 + 16/15xy + 16/25y2

SOLUTION Number 8 to 15 Solution:


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