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Ch. 1 Linear and Quadratic Functions
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| A | B |
|---|
| Distance (3,3) and (15,12) | 15 |
| Midpoint (-8,-3)and (7,5) | (-.5 , 1) |
| Slope of line containing (4,2) and (9,5) | 3/5 |
| Slope of line containing (-3,8) and (-3,-2) | no slope |
| Find slope of 4x - 2y = 8 | 2 |
| Find y-intercept of 3x + 9y = 7 | 7/9 |
| Find equation line parallel to 2x + 5y = 8 and y-intercept -3 | y = (-2/5)x -3 |
| Write equation through (8,-2) perpendicular to y = 7 - 2x in standard form | x - 2y = 12 |
| Simplify (7 + 3i)(7 - 3i) | 58 |
| Simplify (5 - 2i)(-1 + 3i) | 1 + 17i |
| Solve 8x^2 = 7 - 10x | 1/2 , -7/4 |
| Solve (4y + 4)^2 = -16 | -1 + i, -1 - i |
| Solve 2w(4w - 1) = w(1 - 4w) | 0, 1/4 |
| Find the discriminant of x^2 - 10 x = 1575 | 6400 |
| Find the vertex of y = x^2 - 2x - 7 | (1,-8) |
| Find the linear regression formula for line containing (2, 3) and (5, -2) | y = (-5/3)x + (19/3) |
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