Question

(x2 + 2x − 15 ) is a factor of x3 + ax2 + bx − 30. Find the values of ‘a’ and ‘b’

Answer 1

Step-by-step explanation:

$\huge\underline\mathfrak{\green{Answer :-} }\:$..

Answer:

Step-by-step explanation:

Given,

x-2 is a factor of x³+ax²+bx+16

⇒2 is the zero of polynomial p(x)=x³+ax²+bx+16

⇒p(2)=(2)³+a(2)²+b(2)+16

⇒0=8+4a+2b+16

Given,b=4a

⇒0=8+4a+2(4a)+16

⇒0=8+12a+16

⇒12a= -24

⇒a=(-24)/12

⇒a= -2

b=4a

⇒b=4(-2)

⇒b= -8

value of a is -2 and b is -8

Read more on Brainly.in - https://brainly.in/question/1171374#readmore

Answer 2

Answer:

HOPE YOU GET IT BUDDY..