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20 Sep 2018
2. If u=-(4x² + 1)-1/2 then 4 equals (A) 4.ru-3 (B) -4ru? (C) 2xu-3 (D) 4.ru-3/2 (E) - 4.ru-3
2. If u=-(4x² + 1)-1/2 then 4 equals (A) 4.ru-3 (B) -4ru? (C) 2xu-3 (D) 4.ru-3/2 (E) - 4.ru-3
16 Jan 2022
Nestor RutherfordLv2
23 Sep 2018
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