Question

Find the product of the following using identities:
(a) (5a + 2)(5a + 2)​

Answer 1

Answer:

15a^2 + 20a + 4

Step-by-step explanation:

(5a+2) (5a+2)

(5a+2)^2

(5a)^2 + 2 (5a)(2) + (2)^2

15a^2+20a+ 4

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Answer 2

Step-by-step explanation:

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