If the roots of the equation a(b – c)x2 + b(c – a)x + c(a – b) = 0 are equal, then which of the following is true?
A) b = ( a + c)/ ac B) 2/ b = (1/ a) + (1/ c) C) 2 b = (1/ a) + (1/ c) D) abc = ab + bc + ca
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Hey mate here is your answer ⬇️
Option d is your answer
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a) 1 (b) 3 (c) 3xyz (d) 27xyz /2007-I/ Ifo, B are the roots of x2+2bx +c+0 and o +6, B+5 are ... s (x +4) and x+y=22 /2007-I/ (a) 0 (b) 1 (c) 2 (d ) –1 If the roots of the ...
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