X (x-3) <= 0?

Svar:

# 0 <= x <= 3 #

Forklaring:

# "løse" x (x-3) = 0 #

# rArrx = 0 "eller" x = 3larrcolor (blå) "nuller" #

# "koefficienten for" x ^ 2 "termen"> 0rArruuu #

# RArr0 <= x <= 3 #

graf {x ^ 2-3x -10, 10, -5, 5}