" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a = 2 , b = -3
f(x) = 2x - 3
f(12) = 2 . 12 - 3
f(12) = 24 - 3 = 21
f(2) = 2a + b = 1
f(5) = 5a + b = 7
-3a = -6
a = -6/-3 =2
2a + b = 1
2.2 + b = 1
b = 1 - 4
b = -3
f(12) = 12a + b
= 12.2 + (-3)
= 24 + (-3)
= 21