" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a)
f(x) = x² - 4x; x ∈ <3,4>
f(4) = 4² - 4×4 = 16 - 16 = 0
y = 0
b)
f(x) = -x² +1 ; x ∈ <-1;0,5>
f(0,5) = -(0,5)² + 1 = -0,25 + 1 = 0,75
y = 0,75
daj naj. ;)