Solve the inequality 4t^2 ≤ 9t-2 please show steps and interval notation. thank you!

asked Sep 10, 2022 221k views

3 votes

7.8k points

Please log in or register to add a comment.

5 votes

Answer:
$t\in [(1)/(4),2]$

Explanation:

Given

Inequality is
$4t^2\leq9t-2$

Taking variables one side

$\Rightarrow 4t^2-9t+2\leq0\\\Rightarrow 4t^2-8t-t+2\leq0\\\Rightarrow 4t(t-2)-1(t-2)\leq0\\\Rightarrow (4t-1)(t-2)\leq0$

Using wavy curve method

$t\in [(1)/(4),2]$

MdaG answered Sep 13, 2022

by MdaG

7.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.8m questions

11.4m answers