Ex 5.1, 19 - Chapter 5 Class 11 Linear Inequalities
Last updated at Dec. 16, 2024 by Teachoo
Last updated at Dec. 16, 2024 by Teachoo
Ex 5.1, 19 Solve the given inequality and show the graph of the solution on number line: 3(1 – x) < 2 (x + 4) 3(1 – x) < 2 (x + 4) 3 – 3x < 2x + 8 – 3x – 2x < 8 – 3 – 5x < 5 Dividing both sides by 5 −5𝑥 5 < 55 −𝑥 < 1 Since x is negative, we multiply both sides by -1 & change the signs (– 1) × (-x) > (–1) × (1) x > −1 The graphical representation is Here –1 is not included in the shaded graph
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