Determine whether the value of $x = \frac { 2 } { 7 }$ is a solution of the inequality. $x ^ { 2 } - 2 < 0$

Name: Determine whether the value of $x = \frac { 2 } { 7 }$ is a solution of the inequality. $x ^ { 2 } - 2 < 0$
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Substituting $x = \frac{2}{7}$ into the inequality $x^2 - 2 < 0$ gives $\left(\frac{2}{7}\right)^2 - 2 = \frac{4}{49} - 2 < 0$, which simplifies to a negative value, thus satisfying the inequality.

Determine Whether the Value Of x=27x = \frac { 2 } { 7 }x=72​

Determine Whether the Value Of $x = \frac { 2 } { 7 }$