(B - 7)whoale days to 2
InIn algebra way with the formula
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Answer:
B² - 14B + 49
Step-by-step explanation:
(B - 7)²
Using identity ( x - y )² = x² - 2xy + y², where x = B and y = 7
= (B)² - 2 × B × 7 + (7)²
= B² - 14B + 49
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