Question

Find the ordered pair solutions for the system of equations

f(x) = x² - 5x - 4
f(x) = -2x

Answer 1

Explanation:

analyze the intersection of F(X) = X^2 - 5X - 4 and F(X) = -2X :

↓

Δ = (-3)^2 - 4 .(-4) ≥0 , THE NUMBER OF INTERSECTION : 2 , INTERSECTION : (4 , -8 ) , (-1,2 )