Question

Q1.sum of zeros of cubic polynomial​.

Answer 1

Step-by-step explanation:

To find:

The sum of zeros of a cubic polynomial

Step-by-step explanation:

Let us consider a cubic polynomial as follows

$\quad f(x)=ax^{3}+bx^{2}+cx+d$

where a,b,c,da,b,c,d are constants with a\neq 0a



=0

If \alpha,\beta,\gammaα,β,γ be zeros of f(x)f(x) , then

$\quad \alpha+\beta+\gamma=-\dfrac{b}{a}$

Answer:

Required sum of the zeros is

-b/a

Read more on Brainly.in

Find zeros of polynomial

$4x^{2}-9$

https://brainly.in/question/3575569

The polynomials P(x) = kx³ + 3x² - 3 and Q(x) = 2x³ - 5x +k, when divided by (x-4) leave the same remainder. The value of k is

https://brainly.in/question/9442851