if a , b are the zeroes of the polynomial f(x)=x^2-3x +2, then find 1/a + 1/b
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4
Answer:
answer is 3/2
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Answered by
4
Answer:
p(x) = x² - 3x + 2
=> x² - 2x - x + 2 = 0
=> x(x - 2)-1(x - 2) = 0
=> (x - 1)(x - 2) = 0
=> x - 1 = 0, x = 1 => a
=> x - 2 = 0, x = 2 => b
therefore two zeros a and b are 1 and 2
1/a + 1/b = 1/1 + 1/2
=> (2+1)/2
=> 3/2. Answer
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