Inequalities

Question 1

Using denominators

Answer 1

• If one or both have a denominator. multiply both by denominator^2
• Rearrange to equal 0, looking to keep/form a nice factorised form
• Sketch and select the right region(s)

Question 2

Modulus inequalities

Answer 2

• Isolate the modulus section
• Sketch each side
• Solve for = using regular and inverted signs
• Use the sketch to find the region