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Exam 1 - DL MATH 180 CALCULUS I EXAM#1A NAME DIRECTIONS...

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Unformatted text preview: DL MATH 180 CALCULUS I EXAM #1A NAME . DIRECTIONS: Show all work and answers on the test paper. Clearly indicate any omitted problems. Note the point values for each section. # 1-7 Do all of the following 7 problems [3 points each] 1) Solve for x: 5 1 3 < − x 2) Find the radius of this circle: x 2 + y 2- 12x + 2y -1 = 0 3) Find x so that the distance between the points (x , 1) and (-2 , 5) is 41 4) Solve for x : 54 3 2 + ≥ x x 5) Find ) )( ( x f g D and its domain for 2 2 ) ( 2 ) ( x x g and x x f = − = 6) Find all points of intersection for these two curves: 1 2 4 2 − = − = + y x and y x 7) Given the function to the right, is the graph of this function symmetric 5 3 2 − = x x y with respect to the a) the x-axis b) the y-axis c) the origin ? Show the test for any "yes" answers # 8-16 Do ALL of these problems [#8-12…7 points each] For # 8-12, FIND THE INDICATED LIMIT – Explain any DNE answers 8) + → − − 5 5 25 lim 2 x x x 9) + → − 2 2 3 lim x x 10) 7 7 14 5 lim 2 → − − − x x x x 11) 4 4 4 1 1 lim → − − x x x 12) 4 sin lim → x x x (con’t)...
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Exam 1 - DL MATH 180 CALCULUS I EXAM#1A NAME DIRECTIONS...

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