# Brain Teaser High IQ Puzzle - How To Solve Quadratic Equations Using The Quadratic Formula?

by N Keerthana | **Updated **Nov 24, 2022

## Brain Teaser High IQ Puzzle - How To Solve Quadratic Equations Using The Quadratic Formula?

Brain teasers are exciting puzzle that needs thinking to solve. Brain teasers make you think out of the box and exploit your mind's potential. One of the most recent brain teasers on social media and boggling many minds is Brain Teaser High IQ Puzzle - How To Solve Quadratic Equations Using The Quadratic Formula?

Let us first have a look at what this puzzle is.

Image source: Fresherslive

## Brain Teaser High IQ Puzzle - How To Solve Quadratic Equations Using The Quadratic Formula? - Solution

If you are still trying to get the answer to this, we have the answer to this puzzle. This brain teaser is a great way to test your observation skills and how sharp you are. If you still haven't gotten the answer, the picture given below will make you understand this solution better.

2x2+3x-2=0

Quadratic Formula

x = (−b ± √(b2 − 4ac))/ 2a

a = 2

b = 3

c = 2

x = (−3 ± √(32 − 4(2x2)))/ 4

x = (−3 ± √(9 − 8))/ 4

x = (−3 ± √(1))/ 4

x = (−3 ± 1)/4

x = (-3+1)/4 (AND) x = (-3-1)/4

x= -2/4 (AND) x = -4/4

**x= -½ (AND) x = -1**

Image source: Fresherslive

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## Brain Teaser High IQ Puzzle - How To Solve Quadratic Equations Using The Quadratic Formula? - FAQ

Many people love to solve Brain teasers, analytical puzzles, and games. Brain teasers are like a trickier version of puzzles and riddles. You have to analyze these puzzles differently and think outside of the box. It would help if you used your creative mind because the answer to Brain teasers cannot be found easily.

A brain teaser is an exciting form of a puzzle that needs thinking to solve.