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Precalc midterm - Pre-Calculus Midterm Practice Test 1 A...

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Pre-Calculus Midterm Practice Test 1. A garden shop sells 12” by 12” square stepping stones for the same price as 13” round stones. If all of the stepping stones are the same thickness, which option gives the most rock for the money? _______________________________________________________________________ 2. + - + = x 1 2x 4 0 x=_________________________________________________________ 3. Is the function = - y 1 x2 bounded above, bounded below, or bounded? _______________ 4. Is the function = - fx 2x3 3x2 odd, even, or neither? ________________________________ 5. Which four of the twelve basic functions’ graphs look the same when turned upside-down and flipped about the y-axis? __________________________________________________________ 6. Determine the domain and range of the function = ( ) sx int x2 D:__________ R:__________ 7. Find the (x,y) pair for = - x t3 4t and =√( + ) y t 1 for = t 3 ____________________________ 8. Find a formula and domain for f -1 (x) of = + fx 3x 5 f - 1 (x)=_____________D:____________ 9. Write an equation for = y x with a shift left 2 units, then a vertical stretch by a factor of 2, and finally a shift down 4 units. y=______________________________________________________
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