Question

the polynomial p(x)=x^4-2x^3+3x^2-ax+3a-7 leaves the reminder 19 when divided by x+1 then find the value of a

Answer 1

hope it would help u

Answer 2

Answer:

a=23

Step-by-step explanation:

p(x)= x^4-2x^3-ax+3a-7

x+1=0

x=-1

p(-1)=-1^4-2(-1)^3+3(-1)^2-a(-1)+3(-1)-7

=1+2+3+a-3-7

=a-4

a-4=19

a=23