Find the range of the function y = 7x - 1 when the domain is {-1, 0 1}

Question

Gerald Boone

Mathematics

9 May, 18:27

Find the range of the function y = 7x - 1 when the domain is {-1, 0 1}

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Emma Yates · Answer 1

The domain is all the values that x is allowed to take on. So { - 1, 0, 1} is for x.

If x takes all values in the set { - 1, 0, 1} then 7x - 1 takes all values in the set { 7· (-1) - 1, 7·0 - 1, 7·1 - 1} and the range of the given function is {-8, - 1, 6}.

The answer is: {-8, - 1, 6}.