Question

si f(x)= 4x-3 hallemos
a) f(x)
b f(4)
c) f(-3)
d) f(a)​

Answer 1

Explicación paso a paso:

$f(4) = 4(4) - 3 = 16 - 3 = 13 \\ f( - 3) = 4( - 3) - 3 = - 12 - 3 = - 15 \\ f(a) = 4(a) - 3 = 4a - 3$