Linear and quadratic inequalities

Linear and quadratic inequalities Quiz

Spec 2.5 · Edexcel A-Level Maths: Quiz

Studying this course? Keep your progress in one place.

Pick an answer for each. Quizzes never use energy.

5 questions, one answer each

Each answer is checked as you go, with why.

See all 5 questions

1. Solve $5-3x\ge11$ .
- A. $x\ge-2$
- B. $x\le-2$
- C. $x\le2$
- D. $x\ge2$
2. Solve $x^2-x-12>0$ .
- A. $-3<x<4$
- B. $-4<x<3$
- C. $x<-3$ or $x>4$
- D. $x<-4$ or $x>3$
3. Solve $x^2\le9$ .
- A. $-3\le x\le3$
- B. $x\le3$
- C. $x\le-3$ or $x\ge3$
- D. $x\ge-3$
4. Solve $\frac{2}{x}>1$ for $x\ne0$ .
- A. $x<2$
- B. $x>2$
- C. $x<0$ or $x>2$
- D. $0<x<2$
5. How is the boundary of $y>2x+1$ drawn?
- A. Solid line, shade above
- B. Dotted line, shade above
- C. Dotted line, shade below
- D. Solid line, shade below