150exam1Bsol - Math 150 Midterm 1 Form B Solutions 1(a...

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Math 150 Midterm 1 Form B Solutions 1. (a) ( ) ( ( ) -intercepts: 1,0 , 3,0 -intercepts: 0, 3 x y ) (b) None touch the axis crosses at: 1,3 x = − (c) No, because you can’t substitute x in for x or y in for or both to get an equivalent equation. y (d) ( ) 2, 27 (e) (f) 4 y x = resembles the graph of ( ) f x 2. log 49 log875 x = 3. 4 x = 4. (a) square root function (b) (1) ( ) f x reflected over the x-axis, 1 ( ) f x x = −
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