Question

Factor 7x^2+10x+3 by splitting the middle term

Answer 1

Answer:

(7x+3)(x+1)

Step-by-step explanation:

Numbers add up to 10 (middle term) and numbers multiply to get 21 (7x3)

Numbers are 7 and 3

Therefore,

$7x^{2} +7x+3x+3$

= 7x(x+1) + 3(x+1)

= (7x+3)(x+1)

Hope that helped

Answer 2

Answer:

Step-by-step explanation:

7x^2 + 7x + 3x + 3

7x(x + 1) + 3(x + 1)

(7x + 3)(x + 1)