Ch. 1 - Equations and Inequalities
Problem 141
Solve: √(6x - 2) = √(2x + 3) - √(4x - 1).
Problem 142
Solve without squaring both sides: 5 - (2/x) = √(5 - 2/x).
Problem 143
Solve for x:
Problem 143
Exercises 141–143 will help you prepare for the material covered in the next section. If the width of a rectangle is represented by x and the length is represented by x + 200, write a simplified algebraic expression that models the rectangle's perimeter.
Problem 144
Solve for x: x^(5/6) + x^(2/3) - 2x^(1/2) = 0
Problem 174
Write a quadratic equation in general form whose solution set is {- 3, 5}.
Problem 177
Factor completely:
Problem 179
Exercises 177–179 will help you prepare for the material covered in the next section. If is substituted for x in the equation , is the resulting statement true or false?
