Question

dada a função afim f(x)= -2x+3 determine f(f(1/3))

Answer 1

f(x) = - 2x + 3

• f(1/3) = - 2 . 1/3 + 3

f(1/3) = - 2/3 + 3

f(1/3) = (- 2 + 9)/3

f(1/3) = 7/3

• f(7/3) = - 2 . 7/3 + 3

f(7/3) = - 14/3 + 3

f(7/3) = (- 14 + 9)/3

f(7/3) = - 5/3

att. yrz