The quadratic formula allows us to solve any quadratic equation that's in the form ax^2 + bx + c = 0. This article reviews how to apply the formula.

The quadratic formula helps us solve any quadratic equation. First, we bring the equation to the form ax²+bx+c=0, where a, b, and c are coefficients. Then, we plug these coefficients in the …

Solve quadratic equations using the quadratic formula. For example, solve -9x+10x²+8=14.

Gain more insight into the quadratic formula and how it is used in quadratic equations.

We've seen linear and exponential functions, and now we're ready for quadratic functions. We'll explore how these functions and the parabolas they produce can be used to solve real-world …

So, let's just apply the quadratic formula. The quadratic formula will tell us that the solutions-- the q's that satisfy this equation-- q will be equal to negative b. b is 2.

Quadratic equations with irrational coefficients Get 3 of 4 questions to level up!

Learn about quadratic equations and functions with detailed explanations and practice problems on Khan Academy.

Practice Number of solutions of quadratic equations Get 3 of 4 questions to level up!

The quadratic formula is a formula we can use to solve any quadratic equation. It looks like this: x = b ± b 2 4 a c 2 a , where a , b , and c refer to the coefficients in a quadratic equation written …