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Solve: −4x > 30, When X ∈ Z - Mathematics

Solve: −4x > 30, when x ∈ Z 

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Solution

\[- 4x > 30\]
\[ \Rightarrow x < - \frac{30}{4} (\text{ Dividing both the sides by } - 4)\]
\[ \Rightarrow x < - \frac{15}{2}\] 

\[ x \in Z\]
\[\text{ Then, the solution of the given inequation is } \left\{ . . . . . . . . . . - 9, - 8 \right\} . \]

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APPEARS IN

RD Sharma Class 11 Mathematics Textbook
Chapter 15 Linear Inequations
Exercise 15.1 | Q 2.2 | Page 10
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