Question

Factorise the following using identities.
25s2 + 30s + 9​

Answer 1

Step-by-step explanation:

25s²+15s+15s+9

5s(5s+3)+3(5s+3)

(5s+3)(5s+3)

(5s+3)²

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Answer 2

Answer:

(5s+3) (5s+3)

Step-by-step explanation:

25s^2 + 30s + 9

= 25s^2 + 15s + 15s + 9

=5s ( 5s+3 ) +3 ( 5s+3 )

=(5s+3) (5s+3)

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