Question

10x2 + 9x + 2

factorise using quadratics

Answer 1

Answer: 10x²+9x+2=(2x+1)(5x+2)

Explanation:

10x²+9x+2=

10x²+(5x+4x)+2=

(10x²+5x)+(4x+2)=

5x(2x+1)+2(2x+1)=

(2x+1)(5x+2)

Answer 2

(5x+2)(2x+1)

Explanation: