Library / CEMC Gauss (Grade 8) /71 of 525

CEMC Gauss (Grade 8), 2003

Algebra Difficulty 1.0 Junior Find the answer Canada

How many numbers from the set $\{-5,-4,-3,-2,-1,0,1,2,3\}$ satisfy the inequality $-3x^2 < -14$ ?

(A) $1$ (B) $2$ (C) $3$ (D) $4$ (E) $5$

We don't reproduce this publisher's solutions. Their own solution is here — work the problem first.

Want a route through all this instead of an archive? The track puts 2,604 problems in a working order, from Junior Challenge level to the IMO shortlist.

Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.