At this point in the text, we have studied several categories of equations and related inequalities. These include • linear equations and inequalities • radical equations and inequalities • quadratic equations and inequalities • absolute value equations and inequalities • polynomial equations and inequalities • compound inequalities • rational equations and inequalities For Exercises 1–30, solve the equations and inequalities. Write the solution sets to the inequalities in interval notation if possible. 2 | 2 x + 1 | − 2 ≤ 8
At this point in the text, we have studied several categories of equations and related inequalities. These include • linear equations and inequalities • radical equations and inequalities • quadratic equations and inequalities • absolute value equations and inequalities • polynomial equations and inequalities • compound inequalities • rational equations and inequalities For Exercises 1–30, solve the equations and inequalities. Write the solution sets to the inequalities in interval notation if possible. 2 | 2 x + 1 | − 2 ≤ 8
Solution Summary: The author calculates the solution set of the inequality, 2left|2x+1right|-2le 8.
At this point in the text, we have studied several categories of equations and related inequalities. These include
• linear equations and inequalities • radical equations and inequalities
• quadratic equations and inequalities • absolute value equations and inequalities
• polynomial equations and inequalities • compound inequalities
• rational equations and inequalities
For Exercises 1–30, solve the equations and inequalities. Write the solution sets to the inequalities in interval notation if possible.
2
|
2
x
+
1
|
−
2
≤
8
Formula Formula A polynomial with degree 2 is called a quadratic polynomial. A quadratic equation can be simplified to the standard form: ax² + bx + c = 0 Where, a ≠ 0. A, b, c are coefficients. c is also called "constant". 'x' is the unknown quantity
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