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inequalities

Name: Anonymous 2007-03-06 20:23 ID:D7/ku8l4

halp.

Give the interval solution

A) 5/x < 3/4

B) 4/x -3 > 2/x - 7

Name: Anonymous 2007-03-07 1:40 ID:/CnIl1qS

>>4 the interval solution.

A) multiply by 4, divide by 20: x < 3/20, x = ]-inf;3/20[

B) add 7 x, subtract 4, divide by 4: x > -1/2, x = ]-1/2;inf[

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