Question

If m and n are the zeros of a quadratic polynomial 3x^2+6x-5 the value of m+n+3 mn is

Answer 1

Answer:

-7

Step-by-step explanation:

Polynomial: 3x² + 6x - 5

Zeroes: m and n

From the polynomial,

m + n = -6/3 = -2

mn = -5/3

So, m + n + 3mn = -2 + 3 (-5/3) = -7