What is the remainder when (x^4+36) is divided by (x^2−8) ?

When dividing by x² − 8, we can replace x² with 8 in the expression to find the remainder. Then x⁴ + 36 = (x²)² + 36 becomes 8² + 36 = 64 + 36 = 100, so the remainder is 100, choice B.

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