Factorise b ^2 - 6b + 9c^2
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Answered by
4
Step-by-step explanation:
Factorise b ^2 - 6bc + 9c^2
= (b-3c)^2
Answered by
1
Step-by-step explanation:
6bc should be there dood
b² - 6bc + 9c²
(b)² - 2×3c×b + (3c)²
(b - 3c)²
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