Question

if the product of zeros of the quadratic polynomial f(x)=x2-4x+k is 3 find the value of k​

Answer 1

x^2 -4x + k

Step-by-step explanation:

Product of zero =3

$\alpha \beta = c \div a$

$\alpha \beta = 3 \: (given)$

$c = k \\ a = 1$

$c \div a = 3 \\ k \div 1 = 3$

$k = 3$

Hope this would help you.