Mathematics · Polynomials
Find the values of a and b so that x 4 + x 3 + 8x 2 + ax + b is exactly divisible by x 2 - 1.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a = -1, b = -7
- 2a = 1, b = -7
- 3a = -1, b = -9✓
- 4a = 1, b = 7
Correct answer
a = -1, b = -9
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