1.

Using Induction Principle if 13 = 1, 23 = 3 + 5, 33 = 7 + 9 + 11, then

A. 43= 15 + 17 + 19 + 21
B. 43= 11 + 13 + 15 + 17 + 19
C. 43 = 13 + 15 + 17 + 19
D. 43 = 13 + 15 + 17 + 19 + 21
Answer» D. 43 = 13 + 15 + 17 + 19 + 21


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