Math

QuestionInsert <,><, >, or == in the blank:
2552 \left|-\frac{2}{5}\right| \square \left|-\frac{5}{2}\right|

Studdy Solution

STEP 1

Assumptions1. We are comparing the absolute values of two numbers. . The absolute value of a number is its distance from zero on the number line, regardless of direction. It is always non-negative.

STEP 2

First, we need to calculate the absolute values of the two numbers.
The absolute value of a number is denoted as x|x|, and it is defined asx={xif x0xif x<0|x| =\begin{cases}x & \text{if } x \geq0 \\ -x & \text{if } x <0\end{cases}

STEP 3

Calculate the absolute value of 25-\frac{2}{5}.
Since 25-\frac{2}{5} is less than0, we use the second case in the absolute value definition.
25=(25)\left|-\frac{2}{5}\right| = -\left(-\frac{2}{5}\right)

STEP 4

implify the expression.
2=2\left|-\frac{2}{}\right| = \frac{2}{}

STEP 5

Next, calculate the absolute value of 52-\frac{5}{2}.
Since 52-\frac{5}{2} is less than0, we use the second case in the absolute value definition.
52=(52)\left|-\frac{5}{2}\right| = -\left(-\frac{5}{2}\right)

STEP 6

implify the expression.
52=52\left|-\frac{5}{2}\right| = \frac{5}{2}

STEP 7

Now, we need to compare the two absolute values.We have 25\frac{2}{5} and 52\frac{5}{2}.

STEP 8

Since 25<52\frac{2}{5} < \frac{5}{2}, we can insert << in the blank to make a true statement.
25<52\left|-\frac{2}{5}\right| < \left|-\frac{5}{2}\right| So, the correct comparison operator to use is <<.

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