Find the square by using the identitie :
( 3x + 7 )² tell me this questions ka naswer
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Answer:
(3x + 7)² = 9x² + 42x + 49
Step-by-step explanation:
(3x + 7)² = (3x)² + 2 × 3x × 7 + (7)²
By identity (a + b)² = a² + 2ab + b²
hope it'll help you..
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