since 4/2 = 2, d = 0 2,2,2,2,...

4/2, _,

input10 20 30 40 output 10 to 15 20 to 45 30 to 25 and 40 to 35 is this a function

input2 4 3 output 20 30 40 Does this mapping diagram represent a function?

f(x)= -3+ 8x^2 A function is shown.What is the value of `f\left(5\right)?` is it 126

f(x)= -3+ 8x^2 A function is shown.What is the value of `f\left(5\right)?`

f(x)= 10 - 4x A function is shown.What is the value of `f\left(-4\right)?` is the answer 26?

f(x)= 10 - 4x A function is shown.What is the value of `f\left(-4\right)?`

4/2, _, _, 2