Question

factorise: m² +3m-4
plz solve it fast​

Answer 1

Answer:

$m { }^{2} + 3m - 4 \\ = m {}^{2} + 4m - m - 4 \\ = m(m + 4) - 1(m + 4)$

$\huge{\mathcal{\boxed{\blue{(m+4)(m-1)}}}}$

Answer 2

Step-by-step explanation:

m^2 +3m-4

m^2 + 4m-1m-4

m(m+4)-1(m+4)

(m-1)(m+4)