Question

dada a função f(x)=x²-5x+4, determine:

Answer 1

f(2):
*2²-5.2+4
*4-10+4=
*-2

F(-1):
*(-1)²-5.(-1)+4
*1+9=
*10

F(0)
*0²-5.0+4
*1-0+4
*1+4=
5