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Combine as indicated by the signs. Write answer in descending powers of x.

(x+6/x^2+8x+15) + (3x/x+5) - (x-3/x+3) ...?

User Lee Kang
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2 Answers

3 votes

Answer:

The correct answer is, "8x + 2x^2 + 21 / (x + 5)(x - 3)"

Explanation:

This is 100% correct :)

User Bneely
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2 votes

now one denominator is x^2 + 8x + 15 if we factorise then (x +3)(x +5) now in expressions which have like x+3 as denominator ...you multiply and divide them by x+5 and once u get denominator equal you can add numerator easily

User Bjhuffine
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