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What is discriminant in quadratic equation?

Anonymous

∙ 15y ago

Updated: 4/28/2022

the square root of b squared minus 4 times a times c

Wiki User

∙ 15y ago

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Q: What is discriminant in quadratic equation?

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How many real solutions does a quadratic equation have if its discriminant is negative?

The quadratic has no real solutions.

What is a discriminant in a quadratic equation?

General form of a quadratic equation is: ax2+b+c = 0 The discriminant is: b2-4ac If the discriminant equals zero then there are two equal roots If the discriminant is greater than zero then there are two different roots If the discriminant is less than zero then there are no real roots

Discovered quadratic equation?

Quadratic equation

Write an algorithm to find the root of quadratic equation?

Write an algorithm to find the root of quadratic equation

What is the quadratic equation used for?

It is used to solve quadratic equations that cannot be factored. Usually you would factor a quadratic equation, identify the critical values and solve, but when you cannot factor you utilize the quadratic equation.

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Related Questions

How many discriminant did this quadratic equation have -4j2 3j-280?

A quadratic equation has one discriminant.

If the discriminant of a quadratic equation is -4 how many solutions does the equation have?

If the discriminant of a quadratic equation is less then 0 then it will have no real solutions.

What are quadratic equations with real roots?

If the discriminant of the quadratic equation is zero then it will have 2 equal roots. If the discriminant of the quadratic equation is greater than zero then it will have 2 different roots. If the discriminant of the quadratic equation is less than zero then it will have no roots.

If the discriminant of an equation is 0?

If the discriminant of a quadratic equation is zero then it has two identical roots.

What can the discriminant tell you about a quadratic equation?

It can tell you three things about the quadratic equation:- 1. That the equation has 2 equal roots when the discriminant is equal to zero. 2. That the equation has 2 distinctive roots when the discriminant is greater than zero. £. That the equation has no real roots when the discriminant is less than zero.

What is the definition of quadratic discriminant?

The discriminant of the quadratic equation: y = ax^2 + bx + c is b^2 - 4ac

What part of the a quadratic formula tells you when the quadratic equation can be solved by factoring?

The discriminant

When the discriminant is perfect square the answer to a quadratic equation will be?

Rational.

How many real solutions does a quadratic equation have if its discriminant is negative?

The quadratic has no real solutions.

When will an equation have no solution?

If the discriminant of a quadratic equation is less than zero then it has no solutions.

What is the equation for finding the discriminant?

The discriminant of the quadratic polynomial ax2 + bx + c is b2 - 4ac.

Why the discriminant of a quadratic is useful in algebra?

Because the square root of the discriminant is a component of the roots of the equation.

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