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2 December, 01:20

What is the sum? 3 over x + 4 over x^2

a) 3x+4 over x^3

b) 7 over x

c) 3x+4 over x^2

d) 7 over x+x^2

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Answers (1)
  1. 2 December, 04:47
    0
    We want denominator to be common, so GCD is x².

    3 / x + 4 / x² = 3x / x² + 4 / x²

    Now we got common denominator. so we can combine them.

    3x / x² + 4 / x² = (3x + 4) / x²

    So the answer is C, (3x + 4) / x ²
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