using appropriate identity solve (2t-g)²
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Answer:
4t² + g² - 4tg
Step-by-step explanation:
( 2t - g )²
Identity / formula :
( a - b )² = a² + b² - 2ab
Here,
a = 2t
b = g
( 2t - g )²
= ( 2t )² + g² - 2 ( 2t ) ( g )
= 4t² + g² - 4tg
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