Math 153 Quiz 3 February 21, 2008
Name: SOLUTIONS Show your work for full credit.
1. Find the slope-intercept form of the equation of the line parallel to the line 3x + 5y = 7 and having x-intercept (-4, 0). 3x + 5y = 7 5y = -3x + 7 3 7 y = - x+ 5
Math 153 Quiz 2 February 5, 2008
Name: SOLUTIONS Show your work for full credit.
1. Solve the equation S = C + RC for C. C + RC = S C (1 + R) = S C = S 1+R
2. Solve the quadratic equation x2 - 2x - 3 = 0 by completing the square. Simplify your ans
Math 153 Exam 1 February 12, 2008
Name: SOLUTIONS Show your work for full credit.
1. The endpoints of a diameter of a circle are (-4, -1) and (4, 1). Write the equation of this circle in standard form. -4 + 4 -1 + 1 , = (0, 0) Center of circle : 2