Mathematics · Binomial Theorem

If x is so large that terms containing x-3, x-4, x-5, ... can be neglected, then the approximate value of 3x - 54x2 + 3-4/5 is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1(34x)4/5 (1 - 43x + 75x2)
2(4x3)4/5 (1 + 43x - 135x2)
3(4x3)4/5 (1 + 43x + 135x2)✓
4(34x)4/5 (1 - 43x - 75x2)

Correct answer

(4x3)4/5 (1 + 43x + 135x2)

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If x is so large that terms containing x-3, x-4, x-5, ... can be neglected, then the approximate value of 3x - 54x2 + 3-4/5 is:

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If x is so large that terms containing x-3, x-4, x-5, ... can be neglected, then the approximate value of 3x - 54x2 + 3-4/5 is:

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