" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
f(-1) = 2(-1) + 3
= - 2 + 3
= 1
f(1) = 2(1) + 3
= 2 + 3
= 5
f(- 1) - f(1)
1 - 5
- 4
f(-1) = 2(-1) + 3
f(-1) = -2 + 3
f(-1) = 1
f(1) = 2(1) + 3
f(1) = 2 + 3
f(1) = 5
f(-1) - f(1) = 1 - 5 = -4