# Chapter 1 - Section 1.1 - Algebraic Expressions, Real Numbers, and Interval Notation - Exercise Set: 128

Between $-6$ and $-5$.

#### Work Step by Step

Note that: $25 \lt 26 \lt 36$ For negative numbers, $-36 \lt -26 \lt -25$ Thus, $-\sqrt{36} \lt -\sqrt{26} \lt -\sqrt{25} \\-6 \lt -\sqrt{26} \lt -5$ Therefore $-\sqrt{26}$ is between $-6$ and $-5$.

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