Question

factories the question 1)m²--9​

Answer 1

(m+3)(m-3)

Step-by-step explanation:

m^2 - 3^2

(m+3)(m-3)

Answer 2

Answer:

m^2 - 9 = 0

m^2 - (3)^2 = 0

m+3 = 0 or m-3 = 0 .. (a+b)(a-b) = a^2 - b^2

m= -3 or m = +3.