Question

a²-12a +36=0 slove it

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Answer 1

Answer:

${a}^{2} - 6a - 6a + 36 = 0$

$a(a - 6) - 6(a - 6) = 0$

(a-6)(a-6)=0

(a-6)^2=0

(a-6)=0

a=6

Answer 2

Answer:

a²-12a +36=0

a²-(6+6)a+36=0

a²-6a -6a +36=0

a(a-6)-6(a-6)=0

(a-6)(a-6)=0

:. (a-6)=0

a=6

Step-by-step explanation:

hope it helps you.