Question

HELP
solve by system by elimination
y= x^2 + x + 1
and
y= -x - 2

Answer 1

Explanation:

hello :

y= x² + x + 1 ....(*)

and

y= -x - 2....(**)

(**)-(*) : 0 = (x²+x+1) -(-x-2)

x²+2x+3 = 0

(x²+2x+1)+2 = 0

(x+1)² = -2 ...... no solutions in R