How do you evaluate the function #y=x-9# for these values of x: -2, -1, 0 and 1?

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Answer 1 · 2018-04-19T14:49:41

There's no great feat, we have #f(x)=x-9# so # f(-2)=-2-9=-11# , #f(-1)=-1-9=-10#, #f(0)=0-9=-9#, and #f(1)=1-9=-8#.