Question

 p(x) = (x+5)(x-2) ਦੀ ਇਕ ਸਿਫ਼ਰ ਹੈ ? Which of the following is a zero of the polynomial p(x) = (x+5)(x-2)? ​

Answer 1

Answer:

x= -5 or 2

Step-by-step explanation:

solving (x+5)(x-2)

we get x²+3x-10

:. by using formula

x=-b+-√b²-4ac/2a

x=-3+-√3²-4*1*-10/2*1

x= -3+-√49/2

x= -3+-7/2

:. x = -5 or 2