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2 Questions 1) Let a and b be the solutions to 5x^2 - 11x + 4 = 0. Find 1/a + 1/b 2) Let u and v be the solutions to 3x^2 + 5x + 7 = 0 Find u/x + v/u

2 Questions 1) Let a and b be the solutions to 5x^2 - 11x + 4 = 0. Find 1/a + 1/b 2) Let u and v be the solutions to 3x^2 + 5x + 7 = 0 Find u/x + v/u
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5 votes
2 Questions

1) Let a and b be the solutions to 5x^2 - 11x + 4 = 0. Find 1/a + 1/b

2) Let u and v be the solutions to 3x^2 + 5x + 7 = 0 Find u/x + v/u

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User Veverke
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8.2k points

1 Answer

5 votes

Answer:

1) a=(11+√41)/10, b= (11-√41)/10 -> 1/a+1/b=11/3

answered
User Zyc Zyc
by
8.0k points
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