Tim Gan Math
Sign up free

Solving Inequalities and Determining Integer Conditions

Solving Inequalities and Determining Integer Conditions

Secondary 1
  1. Solve \(-2x\le -20\).
  2. Hence, write down the least value of \(x\) if \(x\) is
    1. a positive integer,
    2. a prime number,
    3. a perfect square.

Video Solution:

Video Solution

Video solution locked

A free account saves your progress; this video needs a course plan.

Create free accountSign inGet the E Math course · from S$29.98/mo

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Create free accountSign inGet the E Math course · from S$29.98/moE Math tuition

Create a free account to practise similar questions.

Create free accountSign inGet the E Math course · from S$29.98/moE Math tuition
Answer:(a) \(x\ge10\) (b)(i) \(10\) (b)(ii) \(11\) (b)(iii) \(16\)

Need help? Join our E-Maths tuition for O-Level success.

Learn more