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Multiplying or dividing both sides of an inequality by a negative quantity [     ].

A

−3<x≤4-3<x\le4−3<x≤4

B

For conditions joined by “and”, take the intersection of their solution sets.

C

Multiplying or dividing both sides of an inequality by a negative quantity reverses the inequality sign.

D

To clear fixed numerical denominators safely, multiply every term by a positive common multiple.

Card 1 of 22

1.2.7 Algebra and Functions Flashcards

  1. A Level
  2. /Maths
  3. /1.2.7 Algebra and Functions

22 flashcards on WJEC A Level Maths 1.2.7 Algebra and Functions: the key formulae, methods and definitions you need to recall for AS Unit 1, AS Unit 2, A2 Unit 3 and A2 Unit 4.

Flashcards