Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Consider the following quadratic polynomials:
MATHEMATICS · Multi-part · GCSE · Mathematics · Algebra · Algebra
Problem
Consider the following quadratic polynomials: (a) Calculate the value of
b
2
−
4
a
c
b^2-4ac
b
2
−
4
a
c
for each quadratic. (b) Using the results from (a), identify which graph has the greater number of x-intercepts and justify your answer in one sentence.
Related theory
Nature of Roots
Quadratic Equations
Algebra
Nature of roots (discriminant)
Solving Quadratic Equations
Browse the problem library