Question

solve the following inequalitan
write down solution set to represent
on real number line
-2 +10x < 13x+10<24+ 10x ; x belongs to z​

Answer 1

Answer:

p(X)=p(-3)

therefore X=-3

x+3=0 ( you told me)

let put the Value of X=-3

X²+kx-2 = -3×-3+k×-3-2

9-3k-2

7-3k

-7=-3k

7=3k

k=7/3