Answer:
so you need a answer or a question
Hello,
A cubic polynomial with -2,1,2 as roots is
f(x)=k*(x+2)(x+1)*(x-2)=k(x²-4)(x+1)=k(x^3+x²-4x-4)
Looking the answers ==>k=1
==>Answer A
Answer:
Step-by-step explanation:
Let 'x' be the original price.
x + 39% of x = 197.38
x + 0.39 x = 197.38
1.39x = 197.38
x = 197.38/ 1.39
x = 142
Answers: (n+6)+(-19n-2)= 18n+4
Step by Step:
3n2-5n+6
6n-5n+6
n+6
-8n2-3n-2
-16n-3n-2
-19n-2
