Question

Me ajudem por favoor

"se f(x)=2x-1 determine f(0)+2f(1)-f(1/2)+4f(-2)"

Answer 1

F ( x ) = 2.x - 1

F ( 0 ) = 2.0 - 1 = -1
F ( 1 ) = 2.1 - 1 = 1
F ( 1/2 ) = 2 . 1/2 - 1 = 0/2 = 0
F ( - 2 ) = 2. ( - 2 ) - 1 = - 5

- 1 + 2 . 1 - 0 + 4 . ( - 5 )
- 1 + 2 - 20
- 19