Question

factorise 3x^2 -x -4​

Answer 1

Step-by-step explanation:

✏Given here

3x²-x-4=0

↪3x²-4x+3x-4=0

↪3x(x+1)-4(x+1)=0

↪(3x+1)(x-4)=0

✏Hopes its helps u

Answer 2

Answer:

(x+1)(3x-4)

Step-by-step explanation:

3x^2-x-4

3*4=12

split 12 such that difference of the two numbers is 1

that is 3,4

3x^2-4x+3x-4

x(3x-4)+1(3x-4)

(x+1)(3x-4)

hope it helps u

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