y2 + 2y – 3Factorizing the equation and taking y and – 1 as common,= y2 + 3y – y – 3= y(y + 3) – 1(y + 3)= (y + 3)(y – 1).

Q15 of 137 Page 103

y² + 2y – 3=?

y² + 2y – 3

Factorizing the equation and taking y and – 1 as common,

= y² + 3y – y – 3

= y(y + 3) – 1(y + 3)

= (y + 3)(y – 1).

x² + 6x + 8=?

x² + 4x – 21=?

40 + 3x – x²=?

2x² + 5x + 3=?

y2 + 2y – 3=?