" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 5x + 9 = 2²
= 5x + 9 = 4
= 5x = -5
= x = -1. HP : {-1}
2.
= x² - 4x + 6 = 3³
= x² - 4x + 6 - 27 = 0
= x² - 4x -21 = 0
= (x + 3) (x - 7) = 0
= x + 3 = 0 -> x = -3 Aatau x - 7 = 0 -> x = 7
jadi hp : { -3, 7}
maaf ya cuma segini doang