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Write Write 4x² - ax +9 in the form (2x-b)², where a > 0. Find the value of 2a-b. A. 12 B. 15 C. 21 D. 27​
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Write Write 4x² - ax +9 in the form (2x-b)², where a > 0. Find the value of 2a-b.

A. 12
B. 15
C. 21
D. 27​

User Dho
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1 Answer

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Answer: A

Explanation:

User Lisaann
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