Question

dada a funçao f(x)=x2-x+1,o valor de f(1)+f(2)+(f0)-f(0)

Answer 1

f(x) = x^2 - x + 1

f(1) = 1^2 - 1 + 1 = 1 -1 + 1 = 1
f(2) = 2^2 - 2 + 1 = 4 - 2 + 1 = 3
f(0) = 0^2 - 0 + 1 = 1

f(1) + f(2) + f(0) - f(0) =
1 + 3 + 1 - 1 = 4