Respuesta: PREGUNTA 2 =
C) 17 ✅
Explicación paso a paso:
11a + 22a + 33a +....+ 99a = d(c — 4)b3
a x 9 = ...3
a = 7
d(c — 4)b3 = 5013
d = 5
c - 4 = 0
c = 4
b = 1
a + b + c + d =
7 + 1 + 4 + 5 = 17
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Respuesta: PREGUNTA 2 =
C) 17 ✅
Explicación paso a paso:
11a + 22a + 33a +....+ 99a = d(c — 4)b3
a x 9 = ...3
a = 7
d(c — 4)b3 = 5013
d = 5
c - 4 = 0
c = 4
b = 1
a + b + c + d =
7 + 1 + 4 + 5 = 17