PLEASE HELP ;-; If T=[23 -38 17 -6] then what is -10(T)?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠ -2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)

Shannon mary and john earn a weekly allowance ahannon earns the amount that is 2/3 of what john earns mary earns an amount that is 1 2/3 of what johns earns 20 dollars a week who eaens the greatest allowance and who earns the least