1.

If 6α1 = 70, 2α3 = 50 and 4α5 = 90, then find the value of 1α4 = ?_x005F_x000D_

A. 50_x005F_x000D_
B. 30_x005F_x000D_
C. 10_x005F_x000D_
D. 60
Answer» B. 30_x005F_x000D_


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