Question

factorise using factor theorem 3x^2-x-4​

Answer 1

Answer:

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

Step-by-step explanation:

Two numbers, if multiplied = -12

if added = -1

The numbers are -4,3 and coefficient of x^2 is 3

The factors are (3x-4) and (x+1)

HOPE THIS HELPS YOU......