Asked by Danniela

Find Domain and range of the function
f (x)=2x+7, -1 <= ×<= 6

(<=) is less than or equal to, sorry

9 years ago

Answered by Steve

clearly the domain is [-1,6]

Since it's just a straight line segment, figure f(x) at the ends, and the range is the interval between them.

9 years ago

Answered by Danniela

So it just depends on the type of function it is and the intervals given

9 years ago

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