Question

the polynomial whose roots are -5 and 4 is​

Answer 1

heyy , ur answer is ..

X^2- 5X+ 4

Answer 2

Answer:

Structure of a quadratic polynomial = x^2 - ( sum of zeores ) x + product of zeroes

=> Req. Polynomial is = x^2 - ( -5+4) x + (-5)(4)

=> Req. Polynomial is = x^2 -(-1)x + (-20)

=> Req. Polynomial is = x^2 + x -20