Question

(10) 3a²-30a+75 plz plz​

Answer 1

Answer:

27a+75

42a.

Step-by-step explanation:

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Answer 2

Answer:

$divide \: by \: 3$

${a}^{2} - 10a + 25$

${a}^{2} - 5a - 5a + 25$

a (a-5)-5 (a-5)

(a-5) (a-5)

a=5