" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y = 3x + 5
y = y
4x² - 4x + 1 = 3x + 5
4x² - 4x - 3x + 1 - 5 = 0
4x² - 7x - 4 =0
a = 4, b = -7, c = -4
D = b² - 4ac
D = (-7)² - 4.4.(-4)
D = 49 + 64 = 113
4x^2 - 7x - 4= 0
D=b^2 - 4ac = (-7)^2 - 4 (4)(-4) = 49+64=113
jadi diskriminannya adalah 113