Math 018, Fall Quiz 1 -latest complete Solutions

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Math 018, Fall 2011 Quiz 1 - Solutions Wednesday, September 7 1. (3 points) Find the equation of the line through the points (−1, 5) and (2, −4) in slope- intercept form. Solution. To find the... equation, 2. (3 points) Line L1 has the equation 2x − 5y + 3 = 0. Line L2 is perpendicular to L1. Line L3 is parallel to L1. Find the slopes of L1, L2, and L3. Solution. To find the slope of the line L1, we put the equation in slope-intercept form: 3. (4 points) The graph of the function f (x) is given below: (i) What is the slope and y-intercept for f ? (ii) Find a formula for f (x). (iii) Evaluate f at 2 and 3. Solution. x2 − x1 2 − 0 2 (i) To find a formula for f (x), we f [Show More]

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