Question

( 3y+7 ) ( 3y+7 ) ..............​

Answer 1

Answer:

(3y+7) (3y+7)

(3y)²+ 7²

= 9y²+49

Step-by-step explanation:

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Answer 2

Answer:

Hey!!! Here is your answer.....

( 3y+7 ) ( 3y+7 )

= 3y( 3y+7 ) +7( 3y+7 )

= 9y² + 21y+ 21y + 49

= 9y² + 42y+ 49

Hope it helps you.