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Home > AC > Chapter 8 > Lesson 8.2.2 > Problem 8-57


For the line :  

  1. What is the -intercept?

    The -intercept is where .

    Subtract from both sides.

    Divide by on both sides.

    The -intercept is .

  2. What is the slope of any line perpendicular to the given line?

    The slope of a line perpendicular to another line is the negative reciprocal of the other line's slope.

    Line (a):

    The line perpendicular to line (a) has the slope