Question

3-4a-7a^2 factorise by splitting middle term​

Answer 1

-7a² - 4a + 3

= -7a² - 7a + 3a + 3

= - 7a ( a + 1 ) + 3 ( a + 1)

( - 7a + 3 ) ( a + 1 ) Ans.

Answer 2

Step-by-step explanation:

3-4a-7a²=0

3-7a+3a-7a²=0

1(3-7a)+a(3-7a)=0

(3-7a)(1+a)=0

a=3/7,-1

this is your answer ❣️❣️✌️✌️