Question

Form a quadratic polynomial whose zeroes are 3 and 4 .
(a) x^2-x+12
(b) x^2-7x+12
(c) x^2+x-12
(d) x^2+7x-12​

Answer 1

Answer:

x^2-7x+12

Step-by-step explanation:

x^2 -(sum of roots)x+(product of roots)

= x^2-7x+12

Answer 2

Answer:

$b) {x}^{2} - 7x + 12$

use

$( {x}^{2} - ( \alpha + \beta )x + \alpha \beta )$

formula