Algebra 1

To find the range with domain of {-2, 0, 3.5}, we just plug in the domain in the range. f(x)=-2$x^{2}$ f(-2)= -2$(-2)^{2}$ = -2(4) = -8 f(0)= -2$(0)^{2}$ = -2(0) = 0 f(3)=-2$(3)^{2}$ = -2(9) = -18 f(5)=-2$(5)^{2}$ = -2(25) = -50