PSAT Math Flashcards: Quadratic Equations

Study Quadratic Equations in PSAT Math with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is the discriminant for $ax^2+bx+c=0$ ?

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ANSWER

$b^2-4ac$ . The expression under the square root in the quadratic formula.

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PSAT Math: Algebra 2

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36 cards

What this deck covers

This deck focuses on Quadratic Equations, giving you a quick way to review the definitions, rules, and examples that matter most for PSAT Math.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 40Practice questions for this set

A ball's height (in meters) after

t

seconds is modeled by

h(t)=-5t^2+20t+1

. At what time does the ball reach its maximum height?

Choose an answer

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