2 – 50x2= 2(1 – 25x2) (taking 2 as common from whole)= 2(1 – 5x)(1 + 5x) a2 – b2 = (a – b)(a + b)

Q4 of 137 Page 103

2 – 50x²=?

2 – 50x²= 2(1 – 25x²) (taking 2 as common from whole)

= 2(1 – 5x)(1 + 5x) a² – b² = (a – b)(a + b)

(2x – 32x³) =?

X³ – 144x =?

a²+bc+ab+ac =?

pq² + q(p – 1) – 1 =?

2 – 50x2=?