Question

If a ,b, c are Zeroes of 3x³-5x²-11x-3 then ab+bc+ca =____ (Maths Class X)​

Answer 1

Step-by-step explanation:

$3x^{3} -5x^{2}-11x-3\\ a=3 , b=-5, c=-11 , d=-3\\finding... ab+bc+ca=?\\(3)(-5)+(-5)(-11)+(-3)(3)\\-15+55-9\\40-9\\31$