Includes updates and/or revisions. Mastering algebra is widely considered the gateway to higher mathematics and college readiness, but new studies question whether low-performing students benefit from ...

On any given ACT math section, 40-43% of the questions will fall under the category of Integrating Essential Skills, or IES. The makers of the ACT describe these question types as more complex because ...

Artificial intelligence has attained an impressive series of feats—solving problems from the International Math Olympiad, ...

Grid-in questions, or student-produced responses, account for about 22% of the 58-question SAT math section. As opposed to multiple-choice questions, where the correct answer is always one of the ...

For ax 2 + bx + c = 0, (α, β) = [–b ± √(b 2 – 4ac)]/2ac, where α and β are the roots of the equation. Sum of roots = –b/a Product of roots = c/a If roots of a quadratic equation are given, then the ...