Must Solve Q51 level GMAT Question | GMAT 650 level Question | GMAT Number Properties

GMAT Hard Math Questions | GMAT Number Properties | GMAT 650 level Question

This GMAT data sufficiency question is a must solve GMAT question. It tests concepts from the topics number properties.

Question:
If a, b, .., j are real numbers such that (a - 1)^2 + (b - 2)^4 + (c - 3)^6 + .... + (j - 10)^20 = 0, what is the value of b * d * f * h * j ?
A. 120
B. 36,28,8000
C. 3840
D. 420
E. 1536

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