less than zero

Chinese equivalent: 小于零

less than zero The inequality f(x) < 0 indicates the function value is less than zero.

Syllabus path: Sets and Inequalities › Basic Properties and Solutions of Inequalities › Quadratic Inequalities

CSCA Exam Prep

This term is aligned to the CSCA undergraduate admissions exam syllabus. Continue with the linked tutorial and topic practice.

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CSCA Mathematics Exam Glossary

Definition

less than zero The inequality f(x) < 0 indicates the function value is less than zero.

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Quadratic Inequalities

Quadratic Inequalities Quadratic inequalities are a high - frequency topic in the CSCA exam. The core strategy is "Combining Algebra and Geometry"—using the graph (parabola) of the quadratic function y = ax²⁺bx + c to determine the range of x. 1. Standard Solution Steps Mnemonic:…

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