use suitable identify and solve (2a - 7) ( 2a-7)
pls solve it fast..help me..
class 8
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Answered by
1
Answer:
hope it helps you
Step-by-step explanation:
make me as brainalist
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Answered by
1
Answer:
=(2a-7)2
=(a-b)2=a2+b2- 2ab
=(2a-7)2= (2a)2+(7)2-2×2a×7
= 4a2+49-28a
please mark it as BRAINIEST
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