Question

factorise m^2 -16 fast please it's urgent ​

Answer 1

Step-by-step explanation:

m^2 -16

(m)^2-(4)^2

(m+4)(m-4)

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Answer 2

Answer:

(m+4)(m-4)

Step-by-step explanation:

m^2 - 16

m^2 - 4^2

use the identity, a^2 - b^2 = (a+b)(a-b)

(m+4)(m-4)