12x2 + 60x + 75By using Splitting the middle term12 x2 + 60x + 75= 3(4 x2 + (10 + 10)x + 25)= 3(2x(2x + 5) + 5(2x + 5))= 3(2x + 5)(2x + 5)

Q12 of 90 Page 115

12x² + 60x + 75 = ?

12x² + 60x + 75

By using Splitting the middle term

12 x² + 60x + 75

= 3(4 x² + (10 + 10)x + 25)

= 3(2x(2x + 5) + 5(2x + 5))

= 3(2x + 5)(2x + 5)

3 + 23x - 8x² = ?

7x² - 19x - 6 = ?

10p² + 11p + 3 = ?

8x³ - 2x = ?

12x2 + 60x + 75 = ?